7368815412 has 54 divisors (see below), whose sum is σ = 21667831458. Its totient is φ = 2105375328.

The previous prime is 7368815383. The next prime is 7368815423. The reversal of 7368815412 is 2145188637.

It can be written as a sum of positive squares in only one way, i.e., 7355463696 + 13351716 = 85764^2 + 3654^2 .

It is a super-2 number, since 2×7368815412² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2086903 + ... + 2090430.

Almost surely, 2^7368815412 is an apocalyptic number.

It is an amenable number.

7368815412 is an abundant number, since it is smaller than the sum of its proper divisors (14299016046).

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

7368815412 is a wasteful number, since it uses less digits than its factorization.

7368815412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4177357 (or 4177345 counting only the distinct ones).

The product of its digits is 322560, while the sum is 45.

The square root of 7368815412 is about 85841.8045709665. The cubic root of 7368815412 is about 1945.9539522944.

The spelling of 7368815412 in words is "seven billion, three hundred sixty-eight million, eight hundred fifteen thousand, four hundred twelve".