3125064402 has 20 divisors (see below), whose sum is σ = 7002459486. Its totient is φ = 1041688080.

The previous prime is 3125064391. The next prime is 3125064407. The reversal of 3125064402 is 2044605213.

3125064402 is a `hidden beast` number, since 3 + 1 + 250 + 6 + 4 + 402 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2231712081 + 893352321 = 47241^2 + 29889^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3125064407) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 9645099 + ... + 9645422.

Almost surely, 2^3125064402 is an apocalyptic number.

3125064402 is an abundant number, since it is smaller than the sum of its proper divisors (3877395084).

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

3125064402 is a wasteful number, since it uses less digits than its factorization.

3125064402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19290535 (or 19290526 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 3125064402 is about 55902.2754635265. The cubic root of 3125064402 is about 1462.0189123756.

Adding to 3125064402 its reverse (2044605213), we get a palindrome (5169669615).

The spelling of 3125064402 in words is "three billion, one hundred twenty-five million, sixty-four thousand, four hundred two".