74996407553 has 2 divisors, whose sum is σ = 74996407554. Its totient is φ = 74996407552.

The previous prime is 74996407547. The next prime is 74996407559. The reversal of 74996407553 is 35570469947.

It is a balanced prime because it is at equal distance from previous prime (74996407547) and next prime (74996407559).

It can be written as a sum of positive squares in only one way, i.e., 74979035329 + 17372224 = 273823^2 + 4168^2 .

It is a cyclic number.

It is not a de Polignac number, because 74996407553 - 2²⁴ = 74979630337 is a prime.

It is a super-2 number, since 2×74996407553² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 74996407492 and 74996407501.

It is not a weakly prime, because it can be changed into another prime (74996407559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37498203776 + 37498203777.

It is an arithmetic number, because the mean of its divisors is an integer number (37498203777).

Almost surely, 2^74996407553 is an apocalyptic number.

It is an amenable number.

74996407553 is a deficient number, since it is larger than the sum of its proper divisors (1).

74996407553 is an equidigital number, since it uses as much as digits as its factorization.

74996407553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 28576800, while the sum is 59.

The spelling of 74996407553 in words is "seventy-four billion, nine hundred ninety-six million, four hundred seven thousand, five hundred fifty-three".