149845544 has 16 divisors (see below), whose sum is σ = 284346720. Its totient is φ = 74019760.

The previous prime is 149845543. The next prime is 149845573. The reversal of 149845544 is 445548941.

149845544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 149845495 and 149845504.

It is not an unprimeable number, because it can be changed into a prime (149845543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112172 + ... + 113499.

It is an arithmetic number, because the mean of its divisors is an integer number (17771670).

Almost surely, 2^149845544 is an apocalyptic number.

It is an amenable number.

149845544 is a deficient number, since it is larger than the sum of its proper divisors (134501176).

149845544 is a wasteful number, since it uses less digits than its factorization.

149845544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225760 (or 225756 counting only the distinct ones).

The product of its digits is 460800, while the sum is 44.

The square root of 149845544 is about 12241.1414500446. The cubic root of 149845544 is about 531.1468508570.

The spelling of 149845544 in words is "one hundred forty-nine million, eight hundred forty-five thousand, five hundred forty-four".