74654440151189 has 2 divisors, whose sum is σ = 74654440151190. Its totient is φ = 74654440151188.

The previous prime is 74654440151173. The next prime is 74654440151231. The reversal of 74654440151189 is 98115104445647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69556517403025 + 5097922748164 = 8340055^2 + 2257858^2 .

It is a cyclic number.

It is not a de Polignac number, because 74654440151189 - 2⁴ = 74654440151173 is a prime.

It is a super-2 number, since 2×74654440151189² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74654440151119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37327220075594 + 37327220075595.

It is an arithmetic number, because the mean of its divisors is an integer number (37327220075595).

Almost surely, 2^{74654440151189} is an apocalyptic number.

It is an amenable number.

74654440151189 is a deficient number, since it is larger than the sum of its proper divisors (1).

74654440151189 is an equidigital number, since it uses as much as digits as its factorization.

74654440151189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19353600, while the sum is 59.

The spelling of 74654440151189 in words is "seventy-four trillion, six hundred fifty-four billion, four hundred forty million, one hundred fifty-one thousand, one hundred eighty-nine".