146033620731 has 6 divisors (see below), whose sum is σ = 210937452180. Its totient is φ = 97355747148.

The previous prime is 146033620727. The next prime is 146033620739. The reversal of 146033620731 is 137026330641.

146033620731 is a `hidden beast` number, since 14 + 603 + 3 + 6 + 2 + 0 + 7 + 31 = 666.

It is not a de Polignac number, because 146033620731 - 2² = 146033620727 is a prime.

It is a super-2 number, since 2×146033620731² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146033620739) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8112978921 + ... + 8112978938.

It is an arithmetic number, because the mean of its divisors is an integer number (35156242030).

Almost surely, 2^146033620731 is an apocalyptic number.

146033620731 is a deficient number, since it is larger than the sum of its proper divisors (64903831449).

146033620731 is a wasteful number, since it uses less digits than its factorization.

146033620731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16225957865 (or 16225957862 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The spelling of 146033620731 in words is "one hundred forty-six billion, thirty-three million, six hundred twenty thousand, seven hundred thirty-one".