252973684654 has 8 divisors (see below), whose sum is σ = 381367364400. Its totient is φ = 125851229856.

The previous prime is 252973684651. The next prime is 252973684687. The reversal of 252973684654 is 456486379252.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 252973684592 and 252973684601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252973684651) 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, 317805739 + ... + 317806534.

It is an arithmetic number, because the mean of its divisors is an integer number (47670920550).

Almost surely, 2^252973684654 is an apocalyptic number.

252973684654 is a deficient number, since it is larger than the sum of its proper divisors (128393679746).

252973684654 is a wasteful number, since it uses less digits than its factorization.

252973684654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635612474.

The product of its digits is 87091200, while the sum is 61.

The spelling of 252973684654 in words is "two hundred fifty-two billion, nine hundred seventy-three million, six hundred eighty-four thousand, six hundred fifty-four".