146851056531 has 12 divisors (see below), whose sum is σ = 224595733752. Its totient is φ = 92141839296.

The previous prime is 146851056523. The next prime is 146851056533. The reversal of 146851056531 is 135650158641.

It is a happy number.

146851056531 is a `hidden beast` number, since 1 + 4 + 6 + 8 + 5 + 105 + 6 + 531 = 666.

It is not a de Polignac number, because 146851056531 - 2³ = 146851056523 is a prime.

It is a super-2 number, since 2×146851056531² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146851056533) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 479905261 + ... + 479905566.

It is an arithmetic number, because the mean of its divisors is an integer number (18716311146).

Almost surely, 2^146851056531 is an apocalyptic number.

146851056531 is a deficient number, since it is larger than the sum of its proper divisors (77744677221).

146851056531 is a wasteful number, since it uses less digits than its factorization.

146851056531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959810850 (or 959810847 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 45.

The spelling of 146851056531 in words is "one hundred forty-six billion, eight hundred fifty-one million, fifty-six thousand, five hundred thirty-one".