1572268591464 has 128 divisors (see below), whose sum is σ = 4052832537600. Its totient is φ = 507999582720.

The previous prime is 1572268591433. The next prime is 1572268591501. The reversal of 1572268591464 is 4641958622751.

It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1572268591398 and 1572268591407.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 92909724 + ... + 92926644.

It is an arithmetic number, because the mean of its divisors is an integer number (31662754200).

Almost surely, 2^{1572268591464} 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 1572268591464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2026416268800).

1572268591464 is an abundant number, since it is smaller than the sum of its proper divisors (2480563946136).

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

1572268591464 is a wasteful number, since it uses less digits than its factorization.

1572268591464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17655 (or 17651 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 60.

The spelling of 1572268591464 in words is "one trillion, five hundred seventy-two billion, two hundred sixty-eight million, five hundred ninety-one thousand, four hundred sixty-four".