253791426899 has 8 divisors (see below), whose sum is σ = 267439584000. Its totient is φ = 240172341192.

The previous prime is 253791426859. The next prime is 253791426929. The reversal of 253791426899 is 998624197352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-253791426899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (253791426809) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7249919 + ... + 7284840.

It is an arithmetic number, because the mean of its divisors is an integer number (33429948000).

Almost surely, 2^253791426899 is an apocalyptic number.

253791426899 is a deficient number, since it is larger than the sum of its proper divisors (13648157101).

253791426899 is a wasteful number, since it uses less digits than its factorization.

253791426899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14535697.

The product of its digits is 58786560, while the sum is 65.

The spelling of 253791426899 in words is "two hundred fifty-three billion, seven hundred ninety-one million, four hundred twenty-six thousand, eight hundred ninety-nine".