20423946762 has 48 divisors (see below), whose sum is σ = 44907737472. Its totient is φ = 6707221920.

The previous prime is 20423946689. The next prime is 20423946769. The reversal of 20423946762 is 26764932402.

20423946762 is a `hidden beast` number, since 20 + 423 + 94 + 67 + 62 = 666.

It is not an unprimeable number, because it can be changed into a prime (20423946769) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2035963 + ... + 2045969.

It is an arithmetic number, because the mean of its divisors is an integer number (935577864).

Almost surely, 2^20423946762 is an apocalyptic number.

20423946762 is an abundant number, since it is smaller than the sum of its proper divisors (24483790710).

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

20423946762 is a wasteful number, since it uses less digits than its factorization.

20423946762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11683 (or 11680 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 45.

It can be divided in two parts, 204239 and 46762, that added together give a square (251001 = 501²).

The spelling of 20423946762 in words is "twenty billion, four hundred twenty-three million, nine hundred forty-six thousand, seven hundred sixty-two".