73340880681 has 16 divisors (see below), whose sum is σ = 98673664320. Its totient is φ = 48452064960.

The previous prime is 73340880677. The next prime is 73340880733. The reversal of 73340880681 is 18608804337.

It is not a de Polignac number, because 73340880681 - 2² = 73340880677 is a prime.

It is a super-2 number, since 2×73340880681² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 73340880681.

It is not an unprimeable number, because it can be changed into a prime (73340880611) 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, 147031 + ... + 410243.

It is an arithmetic number, because the mean of its divisors is an integer number (6167104020).

Almost surely, 2^73340880681 is an apocalyptic number.

It is an amenable number.

73340880681 is a deficient number, since it is larger than the sum of its proper divisors (25332783639).

73340880681 is a wasteful number, since it uses less digits than its factorization.

73340880681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264056.

The product of its (nonzero) digits is 774144, while the sum is 48.

The spelling of 73340880681 in words is "seventy-three billion, three hundred forty million, eight hundred eighty thousand, six hundred eighty-one".