149488964 has 6 divisors (see below), whose sum is σ = 261605694. Its totient is φ = 74744480.

The previous prime is 149488957. The next prime is 149488981. The reversal of 149488964 is 469884941.

It can be written as a sum of positive squares in only one way, i.e., 100600900 + 48888064 = 10030^2 + 6992^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18686117 + ... + 18686124.

It is an arithmetic number, because the mean of its divisors is an integer number (43600949).

Almost surely, 2^149488964 is an apocalyptic number.

It is an amenable number.

149488964 is a deficient number, since it is larger than the sum of its proper divisors (112116730).

149488964 is a wasteful number, since it uses less digits than its factorization.

149488964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37372245 (or 37372243 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 53.

The square root of 149488964 is about 12226.5679567080. The cubic root of 149488964 is about 530.7252016257.

The spelling of 149488964 in words is "one hundred forty-nine million, four hundred eighty-eight thousand, nine hundred sixty-four".