20375714421 has 12 divisors (see below), whose sum is σ = 30711222048. Its totient is φ = 12993209064.

The previous prime is 20375714417. The next prime is 20375714449. The reversal of 20375714421 is 12441757302.

20375714421 is a `hidden beast` number, since 20 + 3 + 7 + 571 + 44 + 21 = 666.

It is not a de Polignac number, because 20375714421 - 2² = 20375714417 is a prime.

It is a super-2 number, since 2×20375714421² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20375714221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49216495 + ... + 49216908.

It is an arithmetic number, because the mean of its divisors is an integer number (2559268504).

Almost surely, 2^20375714421 is an apocalyptic number.

It is an amenable number.

20375714421 is a deficient number, since it is larger than the sum of its proper divisors (10335507627).

20375714421 is a wasteful number, since it uses less digits than its factorization.

20375714421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98433432 (or 98433429 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The spelling of 20375714421 in words is "twenty billion, three hundred seventy-five million, seven hundred fourteen thousand, four hundred twenty-one".