263240273372023 has 4 divisors (see below), whose sum is σ = 266947882856208. Its totient is φ = 259532663887840.

The previous prime is 263240273372009. The next prime is 263240273372053. The reversal of 263240273372023 is 320273372042362.

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

It is a cyclic number.

It is not a de Polignac number, because 263240273372023 - 2⁵ = 263240273371991 is a prime.

It is a super-2 number, since 2×263240273372023² (a number of 30 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 (263240273372053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1853804741986 + ... + 1853804742127.

It is an arithmetic number, because the mean of its divisors is an integer number (66736970714052).

Almost surely, 2^{263240273372023} is an apocalyptic number.

263240273372023 is a deficient number, since it is larger than the sum of its proper divisors (3707609484185).

263240273372023 is an equidigital number, since it uses as much as digits as its factorization.

263240273372023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3707609484184.

The product of its (nonzero) digits is 3048192, while the sum is 46.

The spelling of 263240273372023 in words is "two hundred sixty-three trillion, two hundred forty billion, two hundred seventy-three million, three hundred seventy-two thousand, twenty-three".