51439675092299 has 32 divisors (see below), whose sum is σ = 55832428270080. Its totient is φ = 47110006944000.

The previous prime is 51439675092277. The next prime is 51439675092383. The reversal of 51439675092299 is 99229057693415.

It is a de Polignac number, because none of the positive numbers 2^k-51439675092299 is a prime.

It is a super-2 number, since 2×51439675092299² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51439675092499) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6422729807 + ... + 6422737815.

It is an arithmetic number, because the mean of its divisors is an integer number (1744763383440).

Almost surely, 2^{51439675092299} is an apocalyptic number.

51439675092299 is a deficient number, since it is larger than the sum of its proper divisors (4392753177781).

51439675092299 is a wasteful number, since it uses less digits than its factorization.

51439675092299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11811.

The product of its (nonzero) digits is 330674400, while the sum is 71.

The spelling of 51439675092299 in words is "fifty-one trillion, four hundred thirty-nine billion, six hundred seventy-five million, ninety-two thousand, two hundred ninety-nine".