1535149464 has 16 divisors (see below), whose sum is σ = 3837873720. Its totient is φ = 511716480.

The previous prime is 1535149439. The next prime is 1535149507. The reversal of 1535149464 is 4649415351.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31982257 + ... + 31982304.

Almost surely, 2^1535149464 is an apocalyptic number.

It is an amenable number.

1535149464 is an abundant number, since it is smaller than the sum of its proper divisors (2302724256).

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

1535149464 is a wasteful number, since it uses less digits than its factorization.

1535149464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63964570 (or 63964566 counting only the distinct ones).

The product of its digits is 259200, while the sum is 42.

The square root of 1535149464 is about 39180.9834486068. The cubic root of 1535149464 is about 1153.5866507478.

The spelling of 1535149464 in words is "one billion, five hundred thirty-five million, one hundred forty-nine thousand, four hundred sixty-four".