2780586264042 has 40 divisors (see below), whose sum is σ = 6247928412000. Its totient is φ = 924280280136.

The previous prime is 2780586264037. The next prime is 2780586264061. The reversal of 2780586264042 is 2404626850872.

2780586264042 is a `hidden beast` number, since 2 + 7 + 8 + 0 + 5 + 8 + 626 + 4 + 0 + 4 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 2780586264042.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 23847292 + ... + 23963607.

It is an arithmetic number, because the mean of its divisors is an integer number (156198210300).

Almost surely, 2^{2780586264042} is an apocalyptic number.

2780586264042 is an abundant number, since it is smaller than the sum of its proper divisors (3467342147958).

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

2780586264042 is a wasteful number, since it uses less digits than its factorization.

2780586264042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47811272 (or 47811263 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 54.

The spelling of 2780586264042 in words is "two trillion, seven hundred eighty billion, five hundred eighty-six million, two hundred sixty-four thousand, forty-two".