34621251640 has 32 divisors (see below), whose sum is σ = 78700895280. Its totient is φ = 13705731072.

The previous prime is 34621251583. The next prime is 34621251677. The reversal of 34621251640 is 4615212643.

It is a super-3 number, since 3×34621251640³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 34621251596 and 34621251605.

It is a congruent number.

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, 4457622 + ... + 4465381.

Almost surely, 2^34621251640 is an apocalyptic number.

It is an amenable number.

34621251640 is an abundant number, since it is smaller than the sum of its proper divisors (44079643640).

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

34621251640 is a wasteful number, since it uses less digits than its factorization.

34621251640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8923111 (or 8923107 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 34.

The spelling of 34621251640 in words is "thirty-four billion, six hundred twenty-one million, two hundred fifty-one thousand, six hundred forty".