5501011111025 has 12 divisors (see below), whose sum is σ = 6821315688732. Its totient is φ = 4400768946240.

The previous prime is 5501011111007. The next prime is 5501011111027. The reversal of 5501011111025 is 5201111101055.

It can be written as a sum of positive squares in 6 ways, for example, as 2062096 + 5501009048929 = 1436^2 + 2345423^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5501011111025 is a prime.

It is a super-2 number, since 2×5501011111025² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5501011111027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1985879 + ... + 3865971.

It is an arithmetic number, because the mean of its divisors is an integer number (568442974061).

Almost surely, 2^{5501011111025} is an apocalyptic number.

It is an amenable number.

5501011111025 is a deficient number, since it is larger than the sum of its proper divisors (1320304577707).

5501011111025 is a wasteful number, since it uses less digits than its factorization.

5501011111025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1997140 (or 1997135 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 23.

The spelling of 5501011111025 in words is "five trillion, five hundred one billion, eleven million, one hundred eleven thousand, twenty-five".