51122525403 has 16 divisors (see below), whose sum is σ = 70286227200. Its totient is φ = 33035749344.

The previous prime is 51122525393. The next prime is 51122525411. The reversal of 51122525403 is 30452522115.

It is not a de Polignac number, because 51122525403 - 2¹⁴ = 51122509019 is a prime.

It is a super-2 number, since 2×51122525403² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51122525423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1923703 + ... + 1950096.

It is an arithmetic number, because the mean of its divisors is an integer number (4392889200).

Almost surely, 2^51122525403 is an apocalyptic number.

51122525403 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

51122525403 is a deficient number, since it is larger than the sum of its proper divisors (19163701797).

51122525403 is a wasteful number, since it uses less digits than its factorization.

51122525403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3873938.

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 51122525403 in words is "fifty-one billion, one hundred twenty-two million, five hundred twenty-five thousand, four hundred three".