425006964722 has 6 divisors (see below), whose sum is σ = 637511830029. Its totient is φ = 212503021380.

The previous prime is 425006964703. The next prime is 425006964727. The reversal of 425006964722 is 227469600524.

It can be written as a sum of positive squares in 2 ways, for example, as 365095101361 + 59911863361 = 604231^2 + 244769^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=460981.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425006964727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 691472 + ... + 1152452.

Almost surely, 2^425006964722 is an apocalyptic number.

425006964722 is a deficient number, since it is larger than the sum of its proper divisors (212504865307).

425006964722 is an frugal number, since it uses more digits than its factorization.

425006964722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 921964 (or 460983 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 47.

The spelling of 425006964722 in words is "four hundred twenty-five billion, six million, nine hundred sixty-four thousand, seven hundred twenty-two".