73368414721 has 16 divisors (see below), whose sum is σ = 85102008064. Its totient is φ = 61950023424.

The previous prime is 73368414703. The next prime is 73368414737. The reversal of 73368414721 is 12741486337.

It is a cyclic number.

It is not a de Polignac number, because 73368414721 - 2⁷ = 73368414593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73368414761) 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, 333325 + ... + 507781.

It is an arithmetic number, because the mean of its divisors is an integer number (5318875504).

Almost surely, 2^73368414721 is an apocalyptic number.

It is an amenable number.

73368414721 is a deficient number, since it is larger than the sum of its proper divisors (11733593343).

73368414721 is a wasteful number, since it uses less digits than its factorization.

73368414721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175360.

The product of its digits is 677376, while the sum is 46.

The spelling of 73368414721 in words is "seventy-three billion, three hundred sixty-eight million, four hundred fourteen thousand, seven hundred twenty-one".