73814343272 has 16 divisors (see below), whose sum is σ = 140467594560. Its totient is φ = 36356318064.

The previous prime is 73814343263. The next prime is 73814343277. The reversal of 73814343272 is 27234341837.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (73814343277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68856128 + ... + 68857199.

It is an arithmetic number, because the mean of its divisors is an integer number (8779224660).

Almost surely, 2^73814343272 is an apocalyptic number.

It is an amenable number.

73814343272 is a deficient number, since it is larger than the sum of its proper divisors (66653251288).

73814343272 is a wasteful number, since it uses less digits than its factorization.

73814343272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137713400 (or 137713396 counting only the distinct ones).

The product of its digits is 677376, while the sum is 44.

The spelling of 73814343272 in words is "seventy-three billion, eight hundred fourteen million, three hundred forty-three thousand, two hundred seventy-two".