54323125251 has 4 divisors (see below), whose sum is σ = 72430833672. Its totient is φ = 36215416832.

The previous prime is 54323125223. The next prime is 54323125261. The reversal of 54323125251 is 15252132345.

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 54323125251 - 2¹³ = 54323117059 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54323125211) 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, 9053854206 + ... + 9053854211.

It is an arithmetic number, because the mean of its divisors is an integer number (18107708418).

Almost surely, 2^54323125251 is an apocalyptic number.

54323125251 is a deficient number, since it is larger than the sum of its proper divisors (18107708421).

54323125251 is a wasteful number, since it uses less digits than its factorization.

54323125251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18107708420.

The product of its digits is 36000, while the sum is 33.

Adding to 54323125251 its reverse (15252132345), we get a palindrome (69575257596).

The spelling of 54323125251 in words is "fifty-four billion, three hundred twenty-three million, one hundred twenty-five thousand, two hundred fifty-one".