20462890737 has 16 divisors (see below), whose sum is σ = 28100689920. Its totient is φ = 13235599872.

The previous prime is 20462890729. The next prime is 20462890753. The reversal of 20462890737 is 73709826402.

It is not a de Polignac number, because 20462890737 - 2³ = 20462890729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20462890717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 221937 + ... + 300302.

It is an arithmetic number, because the mean of its divisors is an integer number (1756293120).

Almost surely, 2^20462890737 is an apocalyptic number.

It is an amenable number.

20462890737 is a deficient number, since it is larger than the sum of its proper divisors (7637799183).

20462890737 is a wasteful number, since it uses less digits than its factorization.

20462890737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522632.

The product of its (nonzero) digits is 1016064, while the sum is 48.

The spelling of 20462890737 in words is "twenty billion, four hundred sixty-two million, eight hundred ninety thousand, seven hundred thirty-seven".