1495859664 has 160 divisors (see below), whose sum is σ = 4405968000. Its totient is φ = 433520640.

The previous prime is 1495859663. The next prime is 1495859669. The reversal of 1495859664 is 4669585941.

It is a super-2 number, since 2×1495859664² = 4475192268764385792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1495859663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3331312 + ... + 3331760.

It is an arithmetic number, because the mean of its divisors is an integer number (27537300).

Almost surely, 2^1495859664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1495859664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2202984000).

1495859664 is an abundant number, since it is smaller than the sum of its proper divisors (2910108336).

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

1495859664 is a wasteful number, since it uses less digits than its factorization.

1495859664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773 (or 767 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 57.

The square root of 1495859664 is about 38676.3450186286. The cubic root of 1495859664 is about 1143.6600494460.

The spelling of 1495859664 in words is "one billion, four hundred ninety-five million, eight hundred fifty-nine thousand, six hundred sixty-four".