425503750385 has 16 divisors (see below), whose sum is σ = 583560682752. Its totient is φ = 291767659200.

The previous prime is 425503750369. The next prime is 425503750387. The reversal of 425503750385 is 583057305524.

It is not a de Polignac number, because 425503750385 - 2⁴ = 425503750369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425503750387) 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, 1974500 + ... + 2179370.

It is an arithmetic number, because the mean of its divisors is an integer number (36472542672).

Almost surely, 2^425503750385 is an apocalyptic number.

It is an amenable number.

425503750385 is a deficient number, since it is larger than the sum of its proper divisors (158056932367).

425503750385 is a wasteful number, since it uses less digits than its factorization.

425503750385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264224.

The product of its (nonzero) digits is 2520000, while the sum is 47.

The spelling of 425503750385 in words is "four hundred twenty-five billion, five hundred three million, seven hundred fifty thousand, three hundred eighty-five".