74091836153 has 2 divisors, whose sum is σ = 74091836154. Its totient is φ = 74091836152.

The previous prime is 74091836113. The next prime is 74091836177. The reversal of 74091836153 is 35163819047.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58101727849 + 15990108304 = 241043^2 + 126452^2 .

It is a cyclic number.

It is not a de Polignac number, because 74091836153 - 2⁶ = 74091836089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74091836098 and 74091836107.

It is not a weakly prime, because it can be changed into another prime (74091836113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37045918076 + 37045918077.

It is an arithmetic number, because the mean of its divisors is an integer number (37045918077).

Almost surely, 2^74091836153 is an apocalyptic number.

It is an amenable number.

74091836153 is a deficient number, since it is larger than the sum of its proper divisors (1).

74091836153 is an equidigital number, since it uses as much as digits as its factorization.

74091836153 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 544320, while the sum is 47.

The spelling of 74091836153 in words is "seventy-four billion, ninety-one million, eight hundred thirty-six thousand, one hundred fifty-three".