79218360000 has 420 divisors, whose sum is σ = 305584831552. Its totient is φ = 19498752000.

The previous prime is 79218359981. The next prime is 79218360031. The reversal of 79218360000 is 6381297.

It is a super-2 number, since 2×79218360000² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 4671537 + ... + 4688463.

Almost surely, 2^79218360000 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 79218360000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (152792415776).

79218360000 is an abundant number, since it is smaller than the sum of its proper divisors (226366471552).

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

79218360000 is a wasteful number, since it uses less digits than its factorization.

79218360000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16978 (or 16950 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 79218360000 in words is "seventy-nine billion, two hundred eighteen million, three hundred sixty thousand".