1408993454494 has 16 divisors (see below), whose sum is σ = 2207503733760. Its totient is φ = 673217839800.

The previous prime is 1408993454459. The next prime is 1408993454509. The reversal of 1408993454494 is 4944543998041.

It is a congruent number.

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, 14692482 + ... + 14788069.

It is an arithmetic number, because the mean of its divisors is an integer number (137968983360).

Almost surely, 2^{1408993454494} is an apocalyptic number.

1408993454494 is a deficient number, since it is larger than the sum of its proper divisors (798510279266).

1408993454494 is a wasteful number, since it uses less digits than its factorization.

1408993454494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29481615.

The product of its (nonzero) digits is 89579520, while the sum is 64.

The spelling of 1408993454494 in words is "one trillion, four hundred eight billion, nine hundred ninety-three million, four hundred fifty-four thousand, four hundred ninety-four".