2578382220374 has 64 divisors (see below), whose sum is σ = 4041442563840. Its totient is φ = 1232759848320.

The previous prime is 2578382220361. The next prime is 2578382220419. The reversal of 2578382220374 is 4730222838752.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 901215704 + ... + 901218564.

It is an arithmetic number, because the mean of its divisors is an integer number (63147540060).

Almost surely, 2^{2578382220374} is an apocalyptic number.

2578382220374 is a deficient number, since it is larger than the sum of its proper divisors (1463060343466).

2578382220374 is a wasteful number, since it uses less digits than its factorization.

2578382220374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885.

The product of its (nonzero) digits is 9031680, while the sum is 53.

The spelling of 2578382220374 in words is "two trillion, five hundred seventy-eight billion, three hundred eighty-two million, two hundred twenty thousand, three hundred seventy-four".