782948877040 has 40 divisors (see below), whose sum is σ = 1985843063088. Its totient is φ = 284708682240.

The previous prime is 782948877019. The next prime is 782948877079. The reversal of 782948877040 is 40778849287.

782948877040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×782948877040² (a number of 25 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is a congruent number.

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, 444856437 + ... + 444858196.

Almost surely, 2^782948877040 is an apocalyptic number.

It is an amenable number.

782948877040 is an abundant number, since it is smaller than the sum of its proper divisors (1202894186048).

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

782948877040 is a wasteful number, since it uses less digits than its factorization.

782948877040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 889714657 (or 889714651 counting only the distinct ones).

The product of its (nonzero) digits is 50577408, while the sum is 64.

The spelling of 782948877040 in words is "seven hundred eighty-two billion, nine hundred forty-eight million, eight hundred seventy-seven thousand, forty".