34345531251 has 16 divisors (see below), whose sum is σ = 51033268000. Its totient is φ = 22829071104.

The previous prime is 34345531243. The next prime is 34345531261. The reversal of 34345531251 is 15213554343.

34345531251 is a `hidden beast` number, since 3 + 43 + 4 + 553 + 12 + 51 = 666.

It is not a de Polignac number, because 34345531251 - 2³ = 34345531243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34345531261) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1878226 + ... + 1896423.

It is an arithmetic number, because the mean of its divisors is an integer number (3189579250).

Almost surely, 2^34345531251 is an apocalyptic number.

34345531251 is a deficient number, since it is larger than the sum of its proper divisors (16687736749).

34345531251 is a wasteful number, since it uses less digits than its factorization.

34345531251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3774995 (or 3774989 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The spelling of 34345531251 in words is "thirty-four billion, three hundred forty-five million, five hundred thirty-one thousand, two hundred fifty-one".