253836099473 has 16 divisors (see below), whose sum is σ = 288973526400. Its totient is φ = 220710420480.

The previous prime is 253836099449. The next prime is 253836099493. The reversal of 253836099473 is 374990638352.

It is a happy number.

It is not a de Polignac number, because 253836099473 - 2¹⁶ = 253836033937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (253836099493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4319633 + ... + 4378001.

It is an arithmetic number, because the mean of its divisors is an integer number (18060845400).

Almost surely, 2^253836099473 is an apocalyptic number.

253836099473 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

253836099473 is a deficient number, since it is larger than the sum of its proper divisors (35137426927).

253836099473 is a wasteful number, since it uses less digits than its factorization.

253836099473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75592.

The product of its (nonzero) digits is 29393280, while the sum is 59.

The spelling of 253836099473 in words is "two hundred fifty-three billion, eight hundred thirty-six million, ninety-nine thousand, four hundred seventy-three".