34020102500 has 60 divisors (see below), whose sum is σ = 78771444444. Its totient is φ = 12807552000.

The previous prime is 34020102497. The next prime is 34020102533. The reversal of 34020102500 is 520102043.

It can be written as a sum of positive squares in 10 ways, for example, as 29240316004 + 4779786496 = 170998^2 + 69136^2 .

It is a super-2 number, since 2×34020102500² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 357737 + ... + 442736.

Almost surely, 2^34020102500 is an apocalyptic number.

It is an amenable number.

34020102500 is an abundant number, since it is smaller than the sum of its proper divisors (44751341944).

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

34020102500 is a wasteful number, since it uses less digits than its factorization.

34020102500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800514 (or 800497 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

Adding to 34020102500 its reverse (520102043), we get a palindrome (34540204543).

The spelling of 34020102500 in words is "thirty-four billion, twenty million, one hundred two thousand, five hundred".