145014591781512 has 96 divisors (see below), whose sum is σ = 394514264944800. Its totient is φ = 48121181989632.

The previous prime is 145014591781471. The next prime is 145014591781523. The reversal of 145014591781512 is 215187195410541.

It is a happy number.

145014591781512 is a `hidden beast` number, since 1 + 4 + 5 + 0 + 1 + 4 + 59 + 1 + 78 + 1 + 512 = 666.

It is a super-2 number, since 2×145014591781512² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13827403 + ... + 21936869.

It is an arithmetic number, because the mean of its divisors is an integer number (4109523593175).

Almost surely, 2^{145014591781512} is an apocalyptic number.

145014591781512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

145014591781512 is an abundant number, since it is smaller than the sum of its proper divisors (249499673163288).

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

145014591781512 is a wasteful number, since it uses less digits than its factorization.

145014591781512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8110595 (or 8110588 counting only the distinct ones).

The product of its (nonzero) digits is 2016000, while the sum is 54.

The spelling of 145014591781512 in words is "one hundred forty-five trillion, fourteen billion, five hundred ninety-one million, seven hundred eighty-one thousand, five hundred twelve".