1493937778675 has 12 divisors (see below), whose sum is σ = 1855219178016. Its totient is φ = 1193384847200.

The previous prime is 1493937778639. The next prime is 1493937778777. The reversal of 1493937778675 is 5768777393941.

It is not a de Polignac number, because 1493937778675 - 2¹⁷ = 1493937647603 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44117131 + ... + 44150980.

It is an arithmetic number, because the mean of its divisors is an integer number (154601598168).

Almost surely, 2^{1493937778675} is an apocalyptic number.

1493937778675 is a deficient number, since it is larger than the sum of its proper divisors (361281399341).

1493937778675 is an equidigital number, since it uses as much as digits as its factorization.

1493937778675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88268798 (or 88268793 counting only the distinct ones).

The product of its digits is 1680315840, while the sum is 76.

The spelling of 1493937778675 in words is "one trillion, four hundred ninety-three billion, nine hundred thirty-seven million, seven hundred seventy-eight thousand, six hundred seventy-five".