425343625542 has 48 divisors (see below), whose sum is σ = 1010912207760. Its totient is φ = 128179886400.

The previous prime is 425343625523. The next prime is 425343625549. The reversal of 425343625542 is 245526343524.

425343625542 is a `hidden beast` number, since 4 + 2 + 5 + 3 + 43 + 62 + 5 + 542 = 666.

It is a super-2 number, since 2×425343625542² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425343625549) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5898417 + ... + 5970092.

It is an arithmetic number, because the mean of its divisors is an integer number (21060670995).

Almost surely, 2^425343625542 is an apocalyptic number.

425343625542 is an abundant number, since it is smaller than the sum of its proper divisors (585568582218).

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

425343625542 is a wasteful number, since it uses less digits than its factorization.

425343625542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11868709 (or 11868706 counting only the distinct ones).

The product of its digits is 3456000, while the sum is 45.

The spelling of 425343625542 in words is "four hundred twenty-five billion, three hundred forty-three million, six hundred twenty-five thousand, five hundred forty-two".