20376216147 has 32 divisors (see below), whose sum is σ = 32138496000. Its totient is φ = 11235627648.

The previous prime is 20376216131. The next prime is 20376216149. The reversal of 20376216147 is 74161267302.

It is not a de Polignac number, because 20376216147 - 2⁴ = 20376216131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20376216149) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1178358 + ... + 1195524.

It is an arithmetic number, because the mean of its divisors is an integer number (1004328000).

Almost surely, 2^20376216147 is an apocalyptic number.

20376216147 is a deficient number, since it is larger than the sum of its proper divisors (11762279853).

20376216147 is a wasteful number, since it uses less digits than its factorization.

20376216147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19155.

The product of its (nonzero) digits is 84672, while the sum is 39.

The spelling of 20376216147 in words is "twenty billion, three hundred seventy-six million, two hundred sixteen thousand, one hundred forty-seven".