145332015320 has 64 divisors (see below), whose sum is σ = 330921227520. Its totient is φ = 57437737344.

The previous prime is 145332015317. The next prime is 145332015349. The reversal of 145332015320 is 23510233541.

It is a happy number.

145332015320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×145332015320² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1785347 + ... + 1864973.

It is an arithmetic number, because the mean of its divisors is an integer number (5170644180).

Almost surely, 2^145332015320 is an apocalyptic number.

145332015320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145332015320 is an abundant number, since it is smaller than the sum of its proper divisors (185589212200).

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

145332015320 is a wasteful number, since it uses less digits than its factorization.

145332015320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80184 (or 80180 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 145332015320 its reverse (23510233541), we get a palindrome (168842248861).

The spelling of 145332015320 in words is "one hundred forty-five billion, three hundred thirty-two million, fifteen thousand, three hundred twenty".