3115402064 has 10 divisors (see below), whose sum is σ = 6036091530. Its totient is φ = 1557701024.

The previous prime is 3115402061. The next prime is 3115402079. The reversal of 3115402064 is 4602045113.

It can be written as a sum of positive squares in only one way, i.e., 3025000000 + 90402064 = 55000^2 + 9508^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3115402061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97356299 + ... + 97356330.

It is an arithmetic number, because the mean of its divisors is an integer number (603609153).

Almost surely, 2^3115402064 is an apocalyptic number.

It is an amenable number.

3115402064 is a deficient number, since it is larger than the sum of its proper divisors (2920689466).

3115402064 is a wasteful number, since it uses less digits than its factorization.

3115402064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194712637 (or 194712631 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 3115402064 is about 55815.7868707411. The cubic root of 3115402064 is about 1460.5105589120.

Adding to 3115402064 its reverse (4602045113), we get a palindrome (7717447177).

The spelling of 3115402064 in words is "three billion, one hundred fifteen million, four hundred two thousand, sixty-four".