253496938919 has 8 divisors (see below), whose sum is σ = 289713837600. Its totient is φ = 217280802816.

The previous prime is 253496938901. The next prime is 253496938949. The reversal of 253496938919 is 919839694352.

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

It is a de Polignac number, because none of the positive numbers 2^k-253496938919 is a prime.

It is a super-2 number, since 2×253496938919² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (253496938949) 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, 1153607 + ... + 1355655.

It is an arithmetic number, because the mean of its divisors is an integer number (36214229700).

Almost surely, 2^253496938919 is an apocalyptic number.

253496938919 is a deficient number, since it is larger than the sum of its proper divisors (36216898681).

253496938919 is a wasteful number, since it uses less digits than its factorization.

253496938919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381289.

The product of its digits is 113374080, while the sum is 68.

The spelling of 253496938919 in words is "two hundred fifty-three billion, four hundred ninety-six million, nine hundred thirty-eight thousand, nine hundred nineteen".