73730007373 has 16 divisors (see below), whose sum is σ = 82341916992. Its totient is φ = 65454480000.

The previous prime is 73730007341. The next prime is 73730007391. The reversal of 73730007373 is 37370003737.

It is a cyclic number.

It is not a de Polignac number, because 73730007373 - 2⁵ = 73730007341 is a prime.

It is a super-2 number, since 2×73730007373² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73730007313) 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, 373443 + ... + 535648.

It is an arithmetic number, because the mean of its divisors is an integer number (5146369812).

Almost surely, 2^73730007373 is an apocalyptic number.

73730007373 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

73730007373 is a deficient number, since it is larger than the sum of its proper divisors (8611909619).

73730007373 is a wasteful number, since it uses less digits than its factorization.

73730007373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909276.

The product of its (nonzero) digits is 194481, while the sum is 40.

The spelling of 73730007373 in words is "seventy-three billion, seven hundred thirty million, seven thousand, three hundred seventy-three".