251252202004054 has 4 divisors (see below), whose sum is σ = 376878303006084. Its totient is φ = 125626101002026.

The previous prime is 251252202004051. The next prime is 251252202004081. The reversal of 251252202004054 is 450400202252152.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (251252202004051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62813050501012 + ... + 62813050501015.

It is an arithmetic number, because the mean of its divisors is an integer number (94219575751521).

Almost surely, 2^{251252202004054} is an apocalyptic number.

251252202004054 is a deficient number, since it is larger than the sum of its proper divisors (125626101002030).

251252202004054 is a wasteful number, since it uses less digits than its factorization.

251252202004054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125626101002029.

The product of its (nonzero) digits is 64000, while the sum is 34.

The spelling of 251252202004054 in words is "two hundred fifty-one trillion, two hundred fifty-two billion, two hundred two million, four thousand, fifty-four".