2493721565674 has 4 divisors (see below), whose sum is σ = 3740582348514. Its totient is φ = 1246860782836.

The previous prime is 2493721565627. The next prime is 2493721565707. The reversal of 2493721565674 is 4765651273942.

2493721565674 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1786031780625 + 707689785049 = 1336425^2 + 841243^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 623430391417 + ... + 623430391420.

Almost surely, 2^{2493721565674} is an apocalyptic number.

2493721565674 is a deficient number, since it is larger than the sum of its proper divisors (1246860782840).

2493721565674 is a wasteful number, since it uses less digits than its factorization.

2493721565674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246860782839.

The product of its digits is 76204800, while the sum is 61.

The spelling of 2493721565674 in words is "two trillion, four hundred ninety-three billion, seven hundred twenty-one million, five hundred sixty-five thousand, six hundred seventy-four".