5642454614394 has 32 divisors (see below), whose sum is σ = 12481438072320. Its totient is φ = 1689217180992.

The previous prime is 5642454614369. The next prime is 5642454614417. The reversal of 5642454614394 is 4934164542465.

It is a super-2 number, since 2×5642454614394² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 977553354 + ... + 977559125.

It is an arithmetic number, because the mean of its divisors is an integer number (390044939760).

Almost surely, 2^{5642454614394} is an apocalyptic number.

5642454614394 is an abundant number, since it is smaller than the sum of its proper divisors (6838983457926).

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

5642454614394 is a wasteful number, since it uses less digits than its factorization.

5642454614394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1955112534.

The product of its digits is 49766400, while the sum is 57.

The spelling of 5642454614394 in words is "five trillion, six hundred forty-two billion, four hundred fifty-four million, six hundred fourteen thousand, three hundred ninety-four".