73534928783 has 2 divisors, whose sum is σ = 73534928784. Its totient is φ = 73534928782.

The previous prime is 73534928777. The next prime is 73534928807. The reversal of 73534928783 is 38782943537.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 73534928783 - 2²⁰ = 73533880207 is a prime.

It is a super-2 number, since 2×73534928783² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73534928723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36767464391 + 36767464392.

It is an arithmetic number, because the mean of its divisors is an integer number (36767464392).

Almost surely, 2^73534928783 is an apocalyptic number.

73534928783 is a deficient number, since it is larger than the sum of its proper divisors (1).

73534928783 is an equidigital number, since it uses as much as digits as its factorization.

73534928783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30481920, while the sum is 59.

The spelling of 73534928783 in words is "seventy-three billion, five hundred thirty-four million, nine hundred twenty-eight thousand, seven hundred eighty-three".