153737730493 has 2 divisors, whose sum is σ = 153737730494. Its totient is φ = 153737730492.

The previous prime is 153737730467. The next prime is 153737730511. The reversal of 153737730493 is 394037737351.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 150387288804 + 3350441689 = 387798^2 + 57883^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-153737730493 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 153737730493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (153737730413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76868865246 + 76868865247.

It is an arithmetic number, because the mean of its divisors is an integer number (76868865247).

Almost surely, 2^153737730493 is an apocalyptic number.

It is an amenable number.

153737730493 is a deficient number, since it is larger than the sum of its proper divisors (1).

153737730493 is an equidigital number, since it uses as much as digits as its factorization.

153737730493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5000940, while the sum is 52.

The spelling of 153737730493 in words is "one hundred fifty-three billion, seven hundred thirty-seven million, seven hundred thirty thousand, four hundred ninety-three".