55761363616 has 48 divisors (see below), whose sum is σ = 125480335680. Its totient is φ = 23894438400.

The previous prime is 55761363611. The next prime is 55761363629. The reversal of 55761363616 is 61636316755.

It is a happy number.

55761363616 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 55761363616.

It is not an unprimeable number, because it can be changed into a prime (55761363611) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2330916 + ... + 2354716.

It is an arithmetic number, because the mean of its divisors is an integer number (2614173660).

Almost surely, 2^55761363616 is an apocalyptic number.

55761363616 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

55761363616 is an abundant number, since it is smaller than the sum of its proper divisors (69718972064).

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

55761363616 is a wasteful number, since it uses less digits than its factorization.

55761363616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34277 (or 34269 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 49.

The spelling of 55761363616 in words is "fifty-five billion, seven hundred sixty-one million, three hundred sixty-three thousand, six hundred sixteen".