1874560040642 has 16 divisors (see below), whose sum is σ = 2842624006200. Its totient is φ = 927048931200.

The previous prime is 1874560040621. The next prime is 1874560040677. The reversal of 1874560040642 is 2460400654781.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 888191268721 + 986368771921 = 942439^2 + 993161^2 .

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, 7432109 + ... + 7680192.

Almost surely, 2^{1874560040642} is an apocalyptic number.

1874560040642 is a deficient number, since it is larger than the sum of its proper divisors (968063965558).

1874560040642 is a wasteful number, since it uses less digits than its factorization.

1874560040642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15112981.

The product of its (nonzero) digits is 1290240, while the sum is 47.

The spelling of 1874560040642 in words is "one trillion, eight hundred seventy-four billion, five hundred sixty million, forty thousand, six hundred forty-two".