20292571416 has 64 divisors (see below), whose sum is σ = 54662882400. Its totient is φ = 6240549888.

The previous prime is 20292571391. The next prime is 20292571423. The reversal of 20292571416 is 61417529202.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 606780 + ... + 639348.

Almost surely, 2^20292571416 is an apocalyptic number.

20292571416 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20292571416 is an abundant number, since it is smaller than the sum of its proper divisors (34370310984).

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

20292571416 is a wasteful number, since it uses less digits than its factorization.

20292571416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34588 (or 34584 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 20292571416 in words is "twenty billion, two hundred ninety-two million, five hundred seventy-one thousand, four hundred sixteen".