69689943044 has 48 divisors (see below), whose sum is σ = 124245576000. Its totient is φ = 34197542400.

The previous prime is 69689942977. The next prime is 69689943047. The reversal of 69689943044 is 44034998696.

It is a super-2 number, since 2×69689943044² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (69689943047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46490207 + ... + 46491705.

It is an arithmetic number, because the mean of its divisors is an integer number (2588449500).

Almost surely, 2^69689943044 is an apocalyptic number.

It is an amenable number.

69689943044 is a deficient number, since it is larger than the sum of its proper divisors (54555632956).

69689943044 is a wasteful number, since it uses less digits than its factorization.

69689943044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2420 (or 2418 counting only the distinct ones).

The product of its (nonzero) digits is 40310784, while the sum is 62.

The spelling of 69689943044 in words is "sixty-nine billion, six hundred eighty-nine million, nine hundred forty-three thousand, forty-four".