425053662434 has 4 divisors (see below), whose sum is σ = 637580493654. Its totient is φ = 212526831216.

The previous prime is 425053662379. The next prime is 425053662443. The reversal of 425053662434 is 434266350524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 362879736025 + 62173926409 = 602395^2 + 249347^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106263415607 + ... + 106263415610.

Almost surely, 2^425053662434 is an apocalyptic number.

425053662434 is a deficient number, since it is larger than the sum of its proper divisors (212526831220).

425053662434 is a wasteful number, since it uses less digits than its factorization.

425053662434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212526831219.

The product of its (nonzero) digits is 2073600, while the sum is 44.

The spelling of 425053662434 in words is "four hundred twenty-five billion, fifty-three million, six hundred sixty-two thousand, four hundred thirty-four".