20167215000 has 160 divisors (see below), whose sum is σ = 64469613120. Its totient is φ = 5252688000.

The previous prime is 20167214999. The next prime is 20167215017. The reversal of 20167215000 is 51276102.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 629367 + ... + 660633.

It is an arithmetic number, because the mean of its divisors is an integer number (402935082).

Almost surely, 2^20167215000 is an apocalyptic number.

20167215000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20167215000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32234806560).

20167215000 is an abundant number, since it is smaller than the sum of its proper divisors (44302398120).

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

20167215000 is a wasteful number, since it uses less digits than its factorization.

20167215000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31339 (or 31320 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 24.

The spelling of 20167215000 in words is "twenty billion, one hundred sixty-seven million, two hundred fifteen thousand".