56503748548 has 12 divisors (see below), whose sum is σ = 106487833900. Its totient is φ = 26078653152.

The previous prime is 56503748533. The next prime is 56503748563. The reversal of 56503748548 is 84584730565.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (56503748533) and next prime (56503748563).

It can be written as a sum of positive squares in 2 ways, for example, as 4511540224 + 51992208324 = 67168^2 + 228018^2 .

It is a super-2 number, since 2×56503748548² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 543305223 + ... + 543305326.

Almost surely, 2^56503748548 is an apocalyptic number.

It is an amenable number.

56503748548 is a deficient number, since it is larger than the sum of its proper divisors (49984085352).

56503748548 is a wasteful number, since it uses less digits than its factorization.

56503748548 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086610566 (or 1086610564 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 55.

The spelling of 56503748548 in words is "fifty-six billion, five hundred three million, seven hundred forty-eight thousand, five hundred forty-eight".