69424779072 has 112 divisors (see below), whose sum is σ = 201148687872. Its totient is φ = 20957652480.

The previous prime is 69424779059. The next prime is 69424779091. The reversal of 69424779072 is 27097742496.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 492963 + ... + 617949.

Almost surely, 2^69424779072 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 69424779072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100574343936).

69424779072 is an abundant number, since it is smaller than the sum of its proper divisors (131723908800).

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

69424779072 is a wasteful number, since it uses less digits than its factorization.

69424779072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125276 (or 125266 counting only the distinct ones).

The product of its (nonzero) digits is 10668672, while the sum is 57.

The spelling of 69424779072 in words is "sixty-nine billion, four hundred twenty-four million, seven hundred seventy-nine thousand, seventy-two".