425903926507 has 4 divisors (see below), whose sum is σ = 425905417960. Its totient is φ = 425902435056.

The previous prime is 425903926423. The next prime is 425903926517. The reversal of 425903926507 is 705629309524.

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

It is a cyclic number.

It is not a de Polignac number, because 425903926507 - 2⁷ = 425903926379 is a prime.

It is a super-2 number, since 2×425903926507² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (425903926517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168393 + ... + 938170.

It is an arithmetic number, because the mean of its divisors is an integer number (106476354490).

Almost surely, 2^425903926507 is an apocalyptic number.

425903926507 is a deficient number, since it is larger than the sum of its proper divisors (1491453).

425903926507 is a wasteful number, since it uses less digits than its factorization.

425903926507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1491452.

The product of its (nonzero) digits is 4082400, while the sum is 52.

The spelling of 425903926507 in words is "four hundred twenty-five billion, nine hundred three million, nine hundred twenty-six thousand, five hundred seven".