1464265520 has 40 divisors (see below), whose sum is σ = 3406691184. Its totient is φ = 585315072.

The previous prime is 1464265483. The next prime is 1464265529. The reversal of 1464265520 is 255624641.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (1464265529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134522 + ... + 144998.

Almost surely, 2^1464265520 is an apocalyptic number.

1464265520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1464265520 is an abundant number, since it is smaller than the sum of its proper divisors (1942425664).

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

1464265520 is a wasteful number, since it uses less digits than its factorization.

1464265520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12237 (or 12231 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 1464265520 is about 38265.7225202922. The cubic root of 1464265520 is about 1135.5509160244.

The spelling of 1464265520 in words is "one billion, four hundred sixty-four million, two hundred sixty-five thousand, five hundred twenty".