49032091189 has 2 divisors, whose sum is σ = 49032091190. Its totient is φ = 49032091188.

The previous prime is 49032091177. The next prime is 49032091211. The reversal of 49032091189 is 98119023094.

It is a happy number.

49032091189 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39296322289 + 9735768900 = 198233^2 + 98670^2 .

It is a cyclic number.

It is not a de Polignac number, because 49032091189 - 2⁷ = 49032091061 is a prime.

It is a super-2 number, since 2×49032091189² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49032098189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24516045594 + 24516045595.

It is an arithmetic number, because the mean of its divisors is an integer number (24516045595).

Almost surely, 2^49032091189 is an apocalyptic number.

It is an amenable number.

49032091189 is a deficient number, since it is larger than the sum of its proper divisors (1).

49032091189 is an equidigital number, since it uses as much as digits as its factorization.

49032091189 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 139968, while the sum is 46.

The spelling of 49032091189 in words is "forty-nine billion, thirty-two million, ninety-one thousand, one hundred eighty-nine".