55503253611 has 36 divisors (see below), whose sum is σ = 87496651008. Its totient is φ = 33886786752.

The previous prime is 55503253609. The next prime is 55503253621. The reversal of 55503253611 is 11635230555.

55503253611 is a `hidden beast` number, since 5 + 5 + 5 + 0 + 32 + 5 + 3 + 611 = 666.

It is not a de Polignac number, because 55503253611 - 2¹ = 55503253609 is a prime.

It is a super-2 number, since 2×55503253611² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55503253601) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 49501 + ... + 336833.

It is an arithmetic number, because the mean of its divisors is an integer number (2430462528).

Almost surely, 2^55503253611 is an apocalyptic number.

55503253611 is a deficient number, since it is larger than the sum of its proper divisors (31993397397).

55503253611 is a wasteful number, since it uses less digits than its factorization.

55503253611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287492 (or 287476 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The spelling of 55503253611 in words is "fifty-five billion, five hundred three million, two hundred fifty-three thousand, six hundred eleven".