69172272000 has 1024 divisors, whose sum is σ = 279351072000. Its totient is φ = 16721510400.

The previous prime is 69172271999. The next prime is 69172272019. The reversal of 69172272000 is 27227196.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 612143944 + ... + 612144056.

Almost surely, 2^69172272000 is an apocalyptic number.

69172272000 is a gapful number since it is divisible by the number (60) 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 69172272000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (139675536000).

69172272000 is an abundant number, since it is smaller than the sum of its proper divisors (210178800000).

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

69172272000 is a wasteful number, since it uses less digits than its factorization.

69172272000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 36.

Adding to 69172272000 its reverse (27227196), we get a palindrome (69199499196).

The spelling of 69172272000 in words is "sixty-nine billion, one hundred seventy-two million, two hundred seventy-two thousand".