42400064114125 has 16 divisors (see below), whose sum is σ = 52915688053488. Its totient is φ = 33919789728000.

The previous prime is 42400064114087. The next prime is 42400064114167. The reversal of 42400064114125 is 52141146000424.

It can be written as a sum of positive squares in 8 ways, for example, as 4656562620649 + 37743501493476 = 2157907^2 + 6143574^2 .

It is not a de Polignac number, because 42400064114125 - 2¹⁵ = 42400064081357 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, 15865729 + ... + 18344521.

It is an arithmetic number, because the mean of its divisors is an integer number (3307230503343).

Almost surely, 2^{42400064114125} is an apocalyptic number.

It is an amenable number.

42400064114125 is a deficient number, since it is larger than the sum of its proper divisors (10515623939363).

42400064114125 is a wasteful number, since it uses less digits than its factorization.

42400064114125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2615649 (or 2615639 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 34.

The spelling of 42400064114125 in words is "forty-two trillion, four hundred billion, sixty-four million, one hundred fourteen thousand, one hundred twenty-five".