5515840612 has 6 divisors (see below), whose sum is σ = 9652721078. Its totient is φ = 2757920304.

The previous prime is 5515840607. The next prime is 5515840639. The reversal of 5515840612 is 2160485155.

It can be written as a sum of positive squares in only one way, i.e., 5503562596 + 12278016 = 74186^2 + 3504^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 689480073 + ... + 689480080.

Almost surely, 2^5515840612 is an apocalyptic number.

It is an amenable number.

5515840612 is a deficient number, since it is larger than the sum of its proper divisors (4136880466).

5515840612 is a wasteful number, since it uses less digits than its factorization.

5515840612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1378960157 (or 1378960155 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 37.

The square root of 5515840612 is about 74268.7054687235. The cubic root of 5515840612 is about 1766.8671760239.

The spelling of 5515840612 in words is "five billion, five hundred fifteen million, eight hundred forty thousand, six hundred twelve".