149556464 has 10 divisors (see below), whose sum is σ = 289765680. Its totient is φ = 74778224.

The previous prime is 149556439. The next prime is 149556503. The reversal of 149556464 is 464655941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4673624 + ... + 4673655.

It is an arithmetic number, because the mean of its divisors is an integer number (28976568).

Almost surely, 2^149556464 is an apocalyptic number.

It is an amenable number.

149556464 is a deficient number, since it is larger than the sum of its proper divisors (140209216).

149556464 is an equidigital number, since it uses as much as digits as its factorization.

149556464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9347287 (or 9347281 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 149556464 is about 12229.3280273284. The cubic root of 149556464 is about 530.8050705327.

The spelling of 149556464 in words is "one hundred forty-nine million, five hundred fifty-six thousand, four hundred sixty-four".