425306624166 has 24 divisors (see below), whose sum is σ = 933162216480. Its totient is φ = 139974331536.

The previous prime is 425306624143. The next prime is 425306624167. The reversal of 425306624166 is 661426603524.

It is a happy number.

425306624166 is a `hidden beast` number, since 4 + 2 + 5 + 3 + 0 + 6 + 624 + 16 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425306624167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 149543805 + ... + 149546648.

It is an arithmetic number, because the mean of its divisors is an integer number (38881759020).

Almost surely, 2^425306624166 is an apocalyptic number.

425306624166 is an abundant number, since it is smaller than the sum of its proper divisors (507855592314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425306624166 is a wasteful number, since it uses less digits than its factorization.

425306624166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299090540 (or 299090537 counting only the distinct ones).

The product of its (nonzero) digits is 1244160, while the sum is 45.

The spelling of 425306624166 in words is "four hundred twenty-five billion, three hundred six million, six hundred twenty-four thousand, one hundred sixty-six".