23771394363 has 16 divisors (see below), whose sum is σ = 32864362496. Its totient is φ = 15267597120.

The previous prime is 23771394343. The next prime is 23771394397. The reversal of 23771394363 is 36349317732.

It is not a de Polignac number, because 23771394363 - 2¹⁷ = 23771263291 is a prime.

It is a super-2 number, since 2×23771394363² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23771394343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552370 + ... + 593847.

It is an arithmetic number, because the mean of its divisors is an integer number (2054022656).

Almost surely, 2^23771394363 is an apocalyptic number.

23771394363 is a deficient number, since it is larger than the sum of its proper divisors (9092968133).

23771394363 is a wasteful number, since it uses less digits than its factorization.

23771394363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146474.

The product of its digits is 1714608, while the sum is 48.

The spelling of 23771394363 in words is "twenty-three billion, seven hundred seventy-one million, three hundred ninety-four thousand, three hundred sixty-three".