56116006503550 has 48 divisors (see below), whose sum is σ = 119289627252000. Its totient is φ = 19239284856960.

The previous prime is 56116006503547. The next prime is 56116006503553. The reversal of 56116006503550 is 5530560061165.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (56116006503547) and next prime (56116006503553).

It is a junction number, because it is equal to n+sod(n) for n = 56116006503497 and 56116006503506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56116006503553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11895352 + ... + 15928948.

It is an arithmetic number, because the mean of its divisors is an integer number (2485200567750).

Almost surely, 2^{56116006503550} is an apocalyptic number.

56116006503550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56116006503550 is an abundant number, since it is smaller than the sum of its proper divisors (63173620748450).

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

56116006503550 is a wasteful number, since it uses less digits than its factorization.

56116006503550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073365 (or 4073360 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 43.

The spelling of 56116006503550 in words is "fifty-six trillion, one hundred sixteen billion, six million, five hundred three thousand, five hundred fifty".