5511485512 has 16 divisors (see below), whose sum is σ = 11128961340. Its totient is φ = 2543762496.

The previous prime is 5511485509. The next prime is 5511485537. The reversal of 5511485512 is 2155841155.

It can be written as a sum of positive squares in 2 ways, for example, as 5506530436 + 4955076 = 74206^2 + 2226^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26497423 + ... + 26497630.

Almost surely, 2^5511485512 is an apocalyptic number.

5511485512 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5511485512 is an abundant number, since it is smaller than the sum of its proper divisors (5617475828).

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

5511485512 is a wasteful number, since it uses less digits than its factorization.

5511485512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52995072 (or 52995068 counting only the distinct ones).

The product of its digits is 40000, while the sum is 37.

The square root of 5511485512 is about 74239.3797926680. The cubic root of 5511485512 is about 1766.4020363250.

The spelling of 5511485512 in words is "five billion, five hundred eleven million, four hundred eighty-five thousand, five hundred twelve".