6425611626 has 16 divisors (see below), whose sum is σ = 14687112384. Its totient is φ = 1835889024.

The previous prime is 6425611603. The next prime is 6425611631. The reversal of 6425611626 is 6261165246.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76495335 + ... + 76495418.

It is an arithmetic number, because the mean of its divisors is an integer number (917944524).

Almost surely, 2^6425611626 is an apocalyptic number.

6425611626 is an abundant number, since it is smaller than the sum of its proper divisors (8261500758).

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

6425611626 is a wasteful number, since it uses less digits than its factorization.

6425611626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152990765.

The product of its digits is 103680, while the sum is 39.

The square root of 6425611626 is about 80159.9128367790. The cubic root of 6425611626 is about 1859.1088753625.

The spelling of 6425611626 in words is "six billion, four hundred twenty-five million, six hundred eleven thousand, six hundred twenty-six".