766271434425 has 48 divisors (see below), whose sum is σ = 1461419891712. Its totient is φ = 347021697600.

The previous prime is 766271434393. The next prime is 766271434433. The reversal of 766271434425 is 524434172667.

It is not a de Polignac number, because 766271434425 - 2⁵ = 766271434393 is a prime.

It is a super-2 number, since 2×766271434425² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6764221 + ... + 6876570.

It is an arithmetic number, because the mean of its divisors is an integer number (30446247744).

Almost surely, 2^766271434425 is an apocalyptic number.

766271434425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

766271434425 is a deficient number, since it is larger than the sum of its proper divisors (695148457287).

766271434425 is a wasteful number, since it uses less digits than its factorization.

766271434425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13640918 (or 13640913 counting only the distinct ones).

The product of its digits is 6773760, while the sum is 51.

The spelling of 766271434425 in words is "seven hundred sixty-six billion, two hundred seventy-one million, four hundred thirty-four thousand, four hundred twenty-five".