145025520112 has 20 divisors (see below), whose sum is σ = 306531213336. Its totient is φ = 65920690880.

The previous prime is 145025520097. The next prime is 145025520137. The reversal of 145025520112 is 211025520541.

It is a super-2 number, since 2×145025520112² (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 3 ways as a sum of consecutive naturals, for example, 412004143 + ... + 412004494.

Almost surely, 2^145025520112 is an apocalyptic number.

It is an amenable number.

145025520112 is an abundant number, since it is smaller than the sum of its proper divisors (161505693224).

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

145025520112 is a wasteful number, since it uses less digits than its factorization.

145025520112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824008656 (or 824008650 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 28.

The spelling of 145025520112 in words is "one hundred forty-five billion, twenty-five million, five hundred twenty thousand, one hundred twelve".