145355621160 has 64 divisors (see below), whose sum is σ = 437323665600. Its totient is φ = 38649783296.

The previous prime is 145355621153. The next prime is 145355621233. The reversal of 145355621160 is 61126553541.

It is a super-3 number, since 3×145355621160³ (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 1703745 + ... + 1787024.

It is an arithmetic number, because the mean of its divisors is an integer number (6833182275).

Almost surely, 2^145355621160 is an apocalyptic number.

145355621160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145355621160 is an abundant number, since it is smaller than the sum of its proper divisors (291968044440).

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

145355621160 is a wasteful number, since it uses less digits than its factorization.

145355621160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3491130 (or 3491126 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 39.

The spelling of 145355621160 in words is "one hundred forty-five billion, three hundred fifty-five million, six hundred twenty-one thousand, one hundred sixty".