56823835550 has 48 divisors (see below), whose sum is σ = 106528640064. Its totient is φ = 22550400000.

The previous prime is 56823835529. The next prime is 56823835559. The reversal of 56823835550 is 5553832865.

It is a super-2 number, since 2×56823835550² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56823835559) 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, 3256850 + ... + 3274250.

It is an arithmetic number, because the mean of its divisors is an integer number (2219346668).

Almost surely, 2^56823835550 is an apocalyptic number.

56823835550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56823835550 is a deficient number, since it is larger than the sum of its proper divisors (49704804514).

56823835550 is a wasteful number, since it uses less digits than its factorization.

56823835550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17925 (or 17920 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 50.

The spelling of 56823835550 in words is "fifty-six billion, eight hundred twenty-three million, eight hundred thirty-five thousand, five hundred fifty".