20282376931216 has 15 divisors (see below), whose sum is σ = 39297140207131. Its totient is φ = 10141179458416.

The previous prime is 20282376931181. The next prime is 20282376931247. The reversal of 20282376931216 is 61213967328202.

It is a happy number.

The square root of 20282376931216 is 4503596.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×20282376931216² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 17451435 + ... + 18577333.

Almost surely, 2^{20282376931216} is an apocalyptic number.

20282376931216 is the 4503596-th square number.

It is an amenable number.

20282376931216 is a deficient number, since it is larger than the sum of its proper divisors (19014763275915).

20282376931216 is an frugal number, since it uses more digits than its factorization.

20282376931216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2251806 (or 1125901 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 52.

The spelling of 20282376931216 in words is "twenty trillion, two hundred eighty-two billion, three hundred seventy-six million, nine hundred thirty-one thousand, two hundred sixteen".