54011625431 has 4 divisors (see below), whose sum is σ = 54119004912. Its totient is φ = 53904245952.

The previous prime is 54011625401. The next prime is 54011625491. The reversal of 54011625431 is 13452611045.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54011625431 is a prime.

It is a super-2 number, since 2×54011625431² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54011625401) 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, 53688986 + ... + 53689991.

It is an arithmetic number, because the mean of its divisors is an integer number (13529751228).

Almost surely, 2^54011625431 is an apocalyptic number.

54011625431 is a deficient number, since it is larger than the sum of its proper divisors (107379481).

54011625431 is a wasteful number, since it uses less digits than its factorization.

54011625431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107379480.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 54011625431 in words is "fifty-four billion, eleven million, six hundred twenty-five thousand, four hundred thirty-one".