53554542125251 has 4 divisors (see below), whose sum is σ = 54565005184272. Its totient is φ = 52544079066232.

The previous prime is 53554542125173. The next prime is 53554542125281. The reversal of 53554542125251 is 15252124545535.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 53554542125251 - 2²⁵ = 53554508570819 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53554542125195 and 53554542125204.

It is not an unprimeable number, because it can be changed into a prime (53554542125281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 505231529431 + ... + 505231529536.

It is an arithmetic number, because the mean of its divisors is an integer number (13641251296068).

Almost surely, 2^{53554542125251} is an apocalyptic number.

53554542125251 is a deficient number, since it is larger than the sum of its proper divisors (1010463059021).

53554542125251 is a wasteful number, since it uses less digits than its factorization.

53554542125251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010463059020.

The product of its digits is 6000000, while the sum is 49.

The spelling of 53554542125251 in words is "fifty-three trillion, five hundred fifty-four billion, five hundred forty-two million, one hundred twenty-five thousand, two hundred fifty-one".