11612777632 has 24 divisors (see below), whose sum is σ = 23651025300. Its totient is φ = 5606168064.

The previous prime is 11612777597. The next prime is 11612777633. The reversal of 11612777632 is 23677721611.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 11604460176 + 8317456 = 107724^2 + 2884^2 .

It is a super-3 number, since 3×11612777632³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (11612777633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6255957 + ... + 6257812.

Almost surely, 2^11612777632 is an apocalyptic number.

It is an amenable number.

11612777632 is an abundant number, since it is smaller than the sum of its proper divisors (12038247668).

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

11612777632 is a wasteful number, since it uses less digits than its factorization.

11612777632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12513808 (or 12513800 counting only the distinct ones).

The product of its digits is 148176, while the sum is 43.

The spelling of 11612777632 in words is "eleven billion, six hundred twelve million, seven hundred seventy-seven thousand, six hundred thirty-two".