149061373552 has 160 divisors (see below), whose sum is σ = 367689660800. Its totient is φ = 58159503360.

The previous prime is 149061373523. The next prime is 149061373561. The reversal of 149061373552 is 255373160941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5193802 + ... + 5222422.

It is an arithmetic number, because the mean of its divisors is an integer number (2298060380).

Almost surely, 2^149061373552 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 149061373552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (183844830400).

149061373552 is an abundant number, since it is smaller than the sum of its proper divisors (218628287248).

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

149061373552 is a wasteful number, since it uses less digits than its factorization.

149061373552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28736 (or 28716 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 46.

The spelling of 149061373552 in words is "one hundred forty-nine billion, sixty-one million, three hundred seventy-three thousand, five hundred fifty-two".