20367294516 has 72 divisors (see below), whose sum is σ = 55780268544. Its totient is φ = 6241132800.

The previous prime is 20367294463. The next prime is 20367294527. The reversal of 20367294516 is 61549276302.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 360660 + ... + 413291.

It is an arithmetic number, because the mean of its divisors is an integer number (774725952).

Almost surely, 2^20367294516 is an apocalyptic number.

It is an amenable number.

20367294516 is an abundant number, since it is smaller than the sum of its proper divisors (35412974028).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20367294516 is a wasteful number, since it uses less digits than its factorization.

20367294516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 774021 (or 774016 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 20367294516 in words is "twenty billion, three hundred sixty-seven million, two hundred ninety-four thousand, five hundred sixteen".