104249740394 has 4 divisors (see below), whose sum is σ = 156374610594. Its totient is φ = 52124870196.

The previous prime is 104249740367. The next prime is 104249740421. The reversal of 104249740394 is 493047942401.

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

It is an interprime number because it is at equal distance from previous prime (104249740367) and next prime (104249740421).

It can be written as a sum of positive squares in only one way, i.e., 103499254369 + 750486025 = 321713^2 + 27395^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26062435097 + ... + 26062435100.

Almost surely, 2^104249740394 is an apocalyptic number.

104249740394 is a deficient number, since it is larger than the sum of its proper divisors (52124870200).

104249740394 is an equidigital number, since it uses as much as digits as its factorization.

104249740394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52124870199.

The product of its (nonzero) digits is 870912, while the sum is 47.

The spelling of 104249740394 in words is "one hundred four billion, two hundred forty-nine million, seven hundred forty thousand, three hundred ninety-four".