425740660505139 has 32 divisors (see below), whose sum is σ = 686358745966080. Its totient is φ = 229306217317632.

The previous prime is 425740660505131. The next prime is 425740660505143. The reversal of 425740660505139 is 931505066047524.

It is not a de Polignac number, because 425740660505139 - 2³ = 425740660505131 is a prime.

It is a super-2 number, since 2×425740660505139² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (425740660505131) 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, 2708091954 + ... + 2708249159.

It is an arithmetic number, because the mean of its divisors is an integer number (21448710811440).

Almost surely, 2^{425740660505139} is an apocalyptic number.

425740660505139 is a deficient number, since it is larger than the sum of its proper divisors (260618085460941).

425740660505139 is a wasteful number, since it uses less digits than its factorization.

425740660505139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5416341339.

The product of its (nonzero) digits is 27216000, while the sum is 57.

The spelling of 425740660505139 in words is "four hundred twenty-five trillion, seven hundred forty billion, six hundred sixty million, five hundred five thousand, one hundred thirty-nine".