145622361132 has 18 divisors (see below), whose sum is σ = 368100968508. Its totient is φ = 48540787032.

The previous prime is 145622361119. The next prime is 145622361139. The reversal of 145622361132 is 231163226541.

145622361132 is a `hidden beast` number, since 1 + 4 + 5 + 6 + 2 + 2 + 3 + 611 + 32 = 666.

145622361132 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 4045065587 = 145622361132 / (1 + 4 + 5 + 6 + 2 + 2 + 3 + 6 + 1 + 1 + 3 + 2).

It is not an unprimeable number, because it can be changed into a prime (145622361139) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2022532758 + ... + 2022532829.

It is an arithmetic number, because the mean of its divisors is an integer number (20450053806).

Almost surely, 2^145622361132 is an apocalyptic number.

145622361132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145622361132 is an abundant number, since it is smaller than the sum of its proper divisors (222478607376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145622361132 is a wasteful number, since it uses less digits than its factorization.

145622361132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4045065597 (or 4045065592 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

Adding to 145622361132 its reverse (231163226541), we get a palindrome (376785587673).

The spelling of 145622361132 in words is "one hundred forty-five billion, six hundred twenty-two million, three hundred sixty-one thousand, one hundred thirty-two".