145334331045 has 12 divisors (see below), whose sum is σ = 251912840556. Its totient is φ = 77511643200.

The previous prime is 145334331001. The next prime is 145334331047. The reversal of 145334331045 is 540133433541.

145334331045 is a `hidden beast` number, since 1 + 4 + 5 + 334 + 3 + 310 + 4 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 76816556964 + 68517774081 = 277158^2 + 261759^2 .

It is not a de Polignac number, because 145334331045 - 2¹⁹ = 145333806757 is a prime.

It is a super-2 number, since 2×145334331045² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145334331047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1614825856 + ... + 1614825945.

It is an arithmetic number, because the mean of its divisors is an integer number (20992736713).

Almost surely, 2^145334331045 is an apocalyptic number.

145334331045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

145334331045 is a deficient number, since it is larger than the sum of its proper divisors (106578509511).

145334331045 is a wasteful number, since it uses less digits than its factorization.

145334331045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3229651812 (or 3229651809 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 36.

Adding to 145334331045 its reverse (540133433541), we get a palindrome (685467764586).

The spelling of 145334331045 in words is "one hundred forty-five billion, three hundred thirty-four million, three hundred thirty-one thousand, forty-five".