51277167222513 has 16 divisors (see below), whose sum is σ = 68669840409600. Its totient is φ = 34034643601920.

The previous prime is 51277167222509. The next prime is 51277167222517. The reversal of 51277167222513 is 31522276177215.

It is an interprime number because it is at equal distance from previous prime (51277167222509) and next prime (51277167222517).

It is not a de Polignac number, because 51277167222513 - 2² = 51277167222509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51277167222517) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27000673 + ... + 28837313.

It is an arithmetic number, because the mean of its divisors is an integer number (4291865025600).

Almost surely, 2^{51277167222513} is an apocalyptic number.

It is an amenable number.

51277167222513 is a deficient number, since it is larger than the sum of its proper divisors (17392673187087).

51277167222513 is a wasteful number, since it uses less digits than its factorization.

51277167222513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1877512.

The product of its digits is 2469600, while the sum is 51.

The spelling of 51277167222513 in words is "fifty-one trillion, two hundred seventy-seven billion, one hundred sixty-seven million, two hundred twenty-two thousand, five hundred thirteen".