1495057520 has 240 divisors, whose sum is σ = 4183044768. Its totient is φ = 491028480.

The previous prime is 1495057513. The next prime is 1495057547. The reversal of 1495057520 is 257505941.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 20480204 + ... + 20480276.

Almost surely, 2^1495057520 is an apocalyptic number.

1495057520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1495057520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2091522384).

1495057520 is an abundant number, since it is smaller than the sum of its proper divisors (2687987248).

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

1495057520 is a wasteful number, since it uses less digits than its factorization.

1495057520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188 (or 145 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 38.

The square root of 1495057520 is about 38665.9736719509. The cubic root of 1495057520 is about 1143.4555863989.

The spelling of 1495057520 in words is "one billion, four hundred ninety-five million, fifty-seven thousand, five hundred twenty".