145516956659586 has 16 divisors (see below), whose sum is σ = 323371014799200. Its totient is φ = 48505652219844.

The previous prime is 145516956659551. The next prime is 145516956659603. The reversal of 145516956659586 is 685956659615541.

145516956659586 is a `hidden beast` number, since 1 + 4 + 5 + 5 + 16 + 9 + 5 + 6 + 6 + 595 + 8 + 6 = 666.

It is a hoax number, since the sum of its digits (81) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1347379228276 + ... + 1347379228383.

It is an arithmetic number, because the mean of its divisors is an integer number (20210688424950).

Almost surely, 2^{145516956659586} is an apocalyptic number.

145516956659586 is an abundant number, since it is smaller than the sum of its proper divisors (177854058139614).

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

145516956659586 is a wasteful number, since it uses less digits than its factorization.

145516956659586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2694758456670 (or 2694758456664 counting only the distinct ones).

The product of its digits is 10497600000, while the sum is 81.

The spelling of 145516956659586 in words is "one hundred forty-five trillion, five hundred sixteen billion, nine hundred fifty-six million, six hundred fifty-nine thousand, five hundred eighty-six".