73850618623 has 2 divisors, whose sum is σ = 73850618624. Its totient is φ = 73850618622.

The previous prime is 73850618563. The next prime is 73850618669. The reversal of 73850618623 is 32681605837.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73850618623 is a prime.

It is a super-2 number, since 2×73850618623² (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 (73850618123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36925309311 + 36925309312.

It is an arithmetic number, because the mean of its divisors is an integer number (36925309312).

Almost surely, 2^73850618623 is an apocalyptic number.

73850618623 is a deficient number, since it is larger than the sum of its proper divisors (1).

73850618623 is an equidigital number, since it uses as much as digits as its factorization.

73850618623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 73850618623 in words is "seventy-three billion, eight hundred fifty million, six hundred eighteen thousand, six hundred twenty-three".