20374627672442 has 16 divisors (see below), whose sum is σ = 31042302518400. Its totient is φ = 10027972674720.

The previous prime is 20374627672393. The next prime is 20374627672573. The reversal of 20374627672442 is 24427672647302.

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, 194741267 + ... + 194845862.

It is an arithmetic number, because the mean of its divisors is an integer number (1940143907400).

Almost surely, 2^{20374627672442} is an apocalyptic number.

20374627672442 is a deficient number, since it is larger than the sum of its proper divisors (10667674845958).

20374627672442 is a wasteful number, since it uses less digits than its factorization.

20374627672442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389587541.

The product of its (nonzero) digits is 37933056, while the sum is 56.

The spelling of 20374627672442 in words is "twenty trillion, three hundred seventy-four billion, six hundred twenty-seven million, six hundred seventy-two thousand, four hundred forty-two".