51144222150535 has 16 divisors (see below), whose sum is σ = 62929335956256. Its totient is φ = 39887699050368.

The previous prime is 51144222150407. The next prime is 51144222150661. The reversal of 51144222150535 is 53505122244115.

It is a cyclic number.

It is not a de Polignac number, because 51144222150535 - 2⁷ = 51144222150407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 614598729 + ... + 614681938.

It is an arithmetic number, because the mean of its divisors is an integer number (3933083497266).

Almost surely, 2^{51144222150535} is an apocalyptic number.

51144222150535 is a deficient number, since it is larger than the sum of its proper divisors (11785113805721).

51144222150535 is a wasteful number, since it uses less digits than its factorization.

51144222150535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1229280882.

The product of its (nonzero) digits is 240000, while the sum is 40.

The spelling of 51144222150535 in words is "fifty-one trillion, one hundred forty-four billion, two hundred twenty-two million, one hundred fifty thousand, five hundred thirty-five".