73969697396 has 48 divisors (see below), whose sum is σ = 149398878720. Its totient is φ = 31389120000.

The previous prime is 73969697371. The next prime is 73969697419. The reversal of 73969697396 is 69379696937.

It is a super-2 number, since 2×73969697396² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3276146 + ... + 3298646.

It is an arithmetic number, because the mean of its divisors is an integer number (3112476640).

Almost surely, 2^73969697396 is an apocalyptic number.

It is an amenable number.

73969697396 is an abundant number, since it is smaller than the sum of its proper divisors (75429181324).

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

73969697396 is a wasteful number, since it uses less digits than its factorization.

73969697396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23664 (or 23662 counting only the distinct ones).

The product of its digits is 624974616, while the sum is 74.

The spelling of 73969697396 in words is "seventy-three billion, nine hundred sixty-nine million, six hundred ninety-seven thousand, three hundred ninety-six".