20073197376 has 336 divisors, whose sum is σ = 63697640448. Its totient is φ = 6021734400.

The previous prime is 20073197323. The next prime is 20073197377. The reversal of 20073197376 is 67379137002.

20073197376 is a `hidden beast` number, since 20 + 0 + 73 + 197 + 376 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20073197377) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15194796 + ... + 15196116.

Almost surely, 2^20073197376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20073197376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31848820224).

20073197376 is an abundant number, since it is smaller than the sum of its proper divisors (43624443072).

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

20073197376 is a wasteful number, since it uses less digits than its factorization.

20073197376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430 (or 1417 counting only the distinct ones).

The product of its (nonzero) digits is 333396, while the sum is 45.

The spelling of 20073197376 in words is "twenty billion, seventy-three million, one hundred ninety-seven thousand, three hundred seventy-six".