11050501055 has 64 divisors (see below), whose sum is σ = 15005039616. Its totient is φ = 7809436800.

The previous prime is 11050501039. The next prime is 11050501079. The reversal of 11050501055 is 55010505011.

It is a happy number.

It is not a de Polignac number, because 11050501055 - 2⁴ = 11050501039 is a prime.

It is a super-2 number, since 2×11050501055² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11050501055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 66170582 + ... + 66170748.

It is an arithmetic number, because the mean of its divisors is an integer number (234453744).

Almost surely, 2^11050501055 is an apocalyptic number.

11050501055 is a deficient number, since it is larger than the sum of its proper divisors (3954538561).

11050501055 is a wasteful number, since it uses less digits than its factorization.

11050501055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 429 (or 407 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 23.

The spelling of 11050501055 in words is "eleven billion, fifty million, five hundred one thousand, fifty-five".