149554369986 has 16 divisors (see below), whose sum is σ = 341838560064. Its totient is φ = 42729819984.

The previous prime is 149554369973. The next prime is 149554370033. The reversal of 149554369986 is 689963455941.

It is a self number, because there is not a number n which added to its sum of digits gives 149554369986.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1780409125 + ... + 1780409208.

It is an arithmetic number, because the mean of its divisors is an integer number (21364910004).

Almost surely, 2^149554369986 is an apocalyptic number.

149554369986 is an abundant number, since it is smaller than the sum of its proper divisors (192284190078).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

149554369986 is a wasteful number, since it uses less digits than its factorization.

149554369986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3560818345.

The product of its digits is 251942400, while the sum is 69.

The spelling of 149554369986 in words is "one hundred forty-nine billion, five hundred fifty-four million, three hundred sixty-nine thousand, nine hundred eighty-six".