20232721274 has 16 divisors (see below), whose sum is σ = 31157771040. Its totient is φ = 9849712080.

The previous prime is 20232721219. The next prime is 20232721297. The reversal of 20232721274 is 47212723202.

It is a self number, because there is not a number n which added to its sum of digits gives 20232721274.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 714644 + ... + 742415.

It is an arithmetic number, because the mean of its divisors is an integer number (1947360690).

Almost surely, 2^20232721274 is an apocalyptic number.

20232721274 is a deficient number, since it is larger than the sum of its proper divisors (10925049766).

20232721274 is a wasteful number, since it uses less digits than its factorization.

20232721274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457245.

The product of its (nonzero) digits is 18816, while the sum is 32.

The spelling of 20232721274 in words is "twenty billion, two hundred thirty-two million, seven hundred twenty-one thousand, two hundred seventy-four".