770431501040 has 20 divisors (see below), whose sum is σ = 1791253240104. Its totient is φ = 308172600384.

The previous prime is 770431500997. The next prime is 770431501097. The reversal of 770431501040 is 40105134077.

It is a tau number, because it is divible by the number of its divisors (20).

It is a junction number, because it is equal to n+sod(n) for n = 770431500988 and 770431501006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4815196802 + ... + 4815196961.

Almost surely, 2^770431501040 is an apocalyptic number.

It is an amenable number.

770431501040 is an abundant number, since it is smaller than the sum of its proper divisors (1020821739064).

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

770431501040 is a wasteful number, since it uses less digits than its factorization.

770431501040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9630393776 (or 9630393770 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 32.

The spelling of 770431501040 in words is "seven hundred seventy billion, four hundred thirty-one million, five hundred one thousand, forty".