73349430551 has 2 divisors, whose sum is σ = 73349430552. Its totient is φ = 73349430550.

The previous prime is 73349430523. The next prime is 73349430569. The reversal of 73349430551 is 15503494337.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 73349430551 - 2¹⁸ = 73349168407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73349430521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36674715275 + 36674715276.

It is an arithmetic number, because the mean of its divisors is an integer number (36674715276).

Almost surely, 2^73349430551 is an apocalyptic number.

73349430551 is a deficient number, since it is larger than the sum of its proper divisors (1).

73349430551 is an equidigital number, since it uses as much as digits as its factorization.

73349430551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 680400, while the sum is 44.

The spelling of 73349430551 in words is "seventy-three billion, three hundred forty-nine million, four hundred thirty thousand, five hundred fifty-one".