51444745417022 has 16 divisors (see below), whose sum is σ = 81526522455360. Its totient is φ = 24306981692448.

The previous prime is 51444745416973. The next prime is 51444745417033. The reversal of 51444745417022 is 22071454744415.

It is a congruent 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, 9435937373 + ... + 9435942824.

It is an arithmetic number, because the mean of its divisors is an integer number (5095407653460).

Almost surely, 2^{51444745417022} is an apocalyptic number.

51444745417022 is a deficient number, since it is larger than the sum of its proper divisors (30081777038338).

51444745417022 is a wasteful number, since it uses less digits than its factorization.

51444745417022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18871880275.

The product of its (nonzero) digits is 5017600, while the sum is 50.

The spelling of 51444745417022 in words is "fifty-one trillion, four hundred forty-four billion, seven hundred forty-five million, four hundred seventeen thousand, twenty-two".