52640200654 has 4 divisors (see below), whose sum is σ = 78960300984. Its totient is φ = 26320100326.

The previous prime is 52640200631. The next prime is 52640200687. The reversal of 52640200654 is 45600204625.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13160050162 + ... + 13160050165.

It is an arithmetic number, because the mean of its divisors is an integer number (19740075246).

Almost surely, 2^52640200654 is an apocalyptic number.

52640200654 is a deficient number, since it is larger than the sum of its proper divisors (26320100330).

52640200654 is a wasteful number, since it uses less digits than its factorization.

52640200654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26320100329.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 52640200654 in words is "fifty-two billion, six hundred forty million, two hundred thousand, six hundred fifty-four".