5512615320 has 64 divisors (see below), whose sum is σ = 16557408000. Its totient is φ = 1468291968.

The previous prime is 5512615309. The next prime is 5512615327. The reversal of 5512615320 is 235162155.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5512615327) 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, 76341 + ... + 129819.

It is an arithmetic number, because the mean of its divisors is an integer number (258709500).

Almost surely, 2^5512615320 is an apocalyptic number.

It is an amenable number.

5512615320 is an abundant number, since it is smaller than the sum of its proper divisors (11044792680).

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

5512615320 is a wasteful number, since it uses less digits than its factorization.

5512615320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54352 (or 54348 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 5512615320 is about 74246.9886258022. The cubic root of 5512615320 is about 1766.5227272468.

Adding to 5512615320 its reverse (235162155), we get a palindrome (5747777475).

The spelling of 5512615320 in words is "five billion, five hundred twelve million, six hundred fifteen thousand, three hundred twenty".