149880285093889 has 16 divisors (see below), whose sum is σ = 171356356499328. Its totient is φ = 128420366481792.

The previous prime is 149880285093859. The next prime is 149880285093953. The reversal of 149880285093889 is 988390582088941.

It is not a de Polignac number, because 149880285093889 - 2⁹ = 149880285093377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149880285093809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1186571674 + ... + 1186697980.

It is an arithmetic number, because the mean of its divisors is an integer number (10709772281208).

Almost surely, 2^{149880285093889} is an apocalyptic number.

It is an amenable number.

149880285093889 is a deficient number, since it is larger than the sum of its proper divisors (21476071405439).

149880285093889 is a wasteful number, since it uses less digits than its factorization.

149880285093889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188904.

The product of its (nonzero) digits is 2866544640, while the sum is 82.

The spelling of 149880285093889 in words is "one hundred forty-nine trillion, eight hundred eighty billion, two hundred eighty-five million, ninety-three thousand, eight hundred eighty-nine".