149864811381390 has 32 divisors (see below), whose sum is σ = 411057768360960. Its totient is φ = 34254814029984.

The previous prime is 149864811381317. The next prime is 149864811381413. The reversal of 149864811381390 is 93183118468941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 356820979270 + ... + 356820979689.

It is an arithmetic number, because the mean of its divisors is an integer number (12845555261280).

Almost surely, 2^{149864811381390} is an apocalyptic number.

149864811381390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149864811381390 is an abundant number, since it is smaller than the sum of its proper divisors (261192956979570).

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

149864811381390 is a wasteful number, since it uses less digits than its factorization.

149864811381390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713641958976.

The product of its (nonzero) digits is 35831808, while the sum is 66.

The spelling of 149864811381390 in words is "one hundred forty-nine trillion, eight hundred sixty-four billion, eight hundred eleven million, three hundred eighty-one thousand, three hundred ninety".