73335121961 has 8 divisors (see below), whose sum is σ = 75866980800. Its totient is φ = 70803467280.

The previous prime is 73335121939. The next prime is 73335121973. The reversal of 73335121961 is 16912153337.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73335121961 is a prime.

It is a super-2 number, since 2×73335121961² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73335121901) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1199156 + ... + 1258826.

It is an arithmetic number, because the mean of its divisors is an integer number (9483372600).

Almost surely, 2^73335121961 is an apocalyptic number.

It is an amenable number.

73335121961 is a deficient number, since it is larger than the sum of its proper divisors (2531858839).

73335121961 is a wasteful number, since it uses less digits than its factorization.

73335121961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102079.

The product of its digits is 102060, while the sum is 41.

The spelling of 73335121961 in words is "seventy-three billion, three hundred thirty-five million, one hundred twenty-one thousand, nine hundred sixty-one".