149898377244 has 720 divisors, whose sum is σ = 494008560640. Its totient is φ = 35206617600.

The previous prime is 149898377219. The next prime is 149898377261. The reversal of 149898377244 is 442773898941.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 2053402392 + ... + 2053402464.

Almost surely, 2^149898377244 is an apocalyptic number.

149898377244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149898377244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247004280320).

149898377244 is an abundant number, since it is smaller than the sum of its proper divisors (344110183396).

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

149898377244 is a wasteful number, since it uses less digits than its factorization.

149898377244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180 (or 146 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 66.

The spelling of 149898377244 in words is "one hundred forty-nine billion, eight hundred ninety-eight million, three hundred seventy-seven thousand, two hundred forty-four".