425385387622 has 16 divisors (see below), whose sum is σ = 687173679360. Its totient is φ = 196328097792.

The previous prime is 425385387613. The next prime is 425385387631. The reversal of 425385387622 is 226783583524.

It is an interprime number because it is at equal distance from previous prime (425385387613) and next prime (425385387631).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1728379 + ... + 1959097.

It is an arithmetic number, because the mean of its divisors is an integer number (42948354960).

Almost surely, 2^425385387622 is an apocalyptic number.

425385387622 is a deficient number, since it is larger than the sum of its proper divisors (261788291738).

425385387622 is a wasteful number, since it uses less digits than its factorization.

425385387622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301647.

The product of its digits is 19353600, while the sum is 55.

It can be divided in two parts, 42538 and 5387622, that added together give a triangular number (5430160 = T₃₂₉₅).

The spelling of 425385387622 in words is "four hundred twenty-five billion, three hundred eighty-five million, three hundred eighty-seven thousand, six hundred twenty-two".