70726629600 has 432 divisors, whose sum is σ = 281173097520. Its totient is φ = 17145216000.

The previous prime is 70726629599. The next prime is 70726629641. The reversal of 70726629600 is 692662707.

It is a tau number, because it is divible by the number of its divisors (432).

It is a super-2 number, since 2×70726629600² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2600070 + ... + 2627130.

Almost surely, 2^70726629600 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 70726629600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140586548760).

70726629600 is an abundant number, since it is smaller than the sum of its proper divisors (210446467920).

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

70726629600 is a wasteful number, since it uses less digits than its factorization.

70726629600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27112 (or 27082 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The spelling of 70726629600 in words is "seventy billion, seven hundred twenty-six million, six hundred twenty-nine thousand, six hundred".