73317429423 has 16 divisors (see below), whose sum is σ = 124135330560. Its totient is φ = 41895673848.

The previous prime is 73317429401. The next prime is 73317429431. The reversal of 73317429423 is 32492471337.

73317429423 is a `hidden beast` number, since 7 + 33 + 174 + 29 + 423 = 666.

It is not a de Polignac number, because 73317429423 - 2¹⁸ = 73317167279 is a prime.

It is a super-2 number, since 2×73317429423² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73317429023) 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, 193961265 + ... + 193961642.

It is an arithmetic number, because the mean of its divisors is an integer number (7758458160).

Almost surely, 2^73317429423 is an apocalyptic number.

73317429423 is a deficient number, since it is larger than the sum of its proper divisors (50817901137).

73317429423 is a wasteful number, since it uses less digits than its factorization.

73317429423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387922923 (or 387922917 counting only the distinct ones).

The product of its digits is 762048, while the sum is 45.

The spelling of 73317429423 in words is "seventy-three billion, three hundred seventeen million, four hundred twenty-nine thousand, four hundred twenty-three".