34025500021 has 16 divisors (see below), whose sum is σ = 34769848320. Its totient is φ = 33290611200.

The previous prime is 34025500013. The next prime is 34025500027. The reversal of 34025500021 is 12000552043.

It is a cyclic number.

It is not a de Polignac number, because 34025500021 - 2³ = 34025500013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34025499965 and 34025500001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34025500027) 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, 4528750 + ... + 4536256.

It is an arithmetic number, because the mean of its divisors is an integer number (2173115520).

Almost surely, 2^34025500021 is an apocalyptic number.

It is an amenable number.

34025500021 is a deficient number, since it is larger than the sum of its proper divisors (744348299).

34025500021 is a wasteful number, since it uses less digits than its factorization.

34025500021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8124.

The product of its (nonzero) digits is 1200, while the sum is 22.

The spelling of 34025500021 in words is "thirty-four billion, twenty-five million, five hundred thousand, twenty-one".