149554370028 has 96 divisors (see below), whose sum is σ = 422512892928. Its totient is φ = 40193280000.

The previous prime is 149554369973. The next prime is 149554370033. The reversal of 149554370028 is 820073455941.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2542753 + ... + 2600903.

It is an arithmetic number, because the mean of its divisors is an integer number (4401175968).

Almost surely, 2^149554370028 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149554370028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (211256446464).

149554370028 is an abundant number, since it is smaller than the sum of its proper divisors (272958522900).

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

149554370028 is a wasteful number, since it uses less digits than its factorization.

149554370028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59983 (or 59981 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 149554370028 in words is "one hundred forty-nine billion, five hundred fifty-four million, three hundred seventy thousand, twenty-eight".