51522444355 has 8 divisors (see below), whose sum is σ = 62374074912. Its totient is φ = 40853194368.

The previous prime is 51522444331. The next prime is 51522444367. The reversal of 51522444355 is 55344422515.

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

It is a cyclic number.

It is not a de Polignac number, because 51522444355 - 2¹⁹ = 51521920067 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45594519 + ... + 45595648.

It is an arithmetic number, because the mean of its divisors is an integer number (7796759364).

Almost surely, 2^51522444355 is an apocalyptic number.

51522444355 is a deficient number, since it is larger than the sum of its proper divisors (10851630557).

51522444355 is a wasteful number, since it uses less digits than its factorization.

51522444355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91190285.

The product of its digits is 480000, while the sum is 40.

The spelling of 51522444355 in words is "fifty-one billion, five hundred twenty-two million, four hundred forty-four thousand, three hundred fifty-five".