1572745315240 has 64 divisors (see below), whose sum is σ = 3861093096000. Its totient is φ = 571800983040.

The previous prime is 1572745315181. The next prime is 1572745315241. The reversal of 1572745315240 is 425135472751.

It is a super-3 number, since 3×1572745315240³ (a number of 38 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1572745315241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2054556 + ... + 2714164.

It is an arithmetic number, because the mean of its divisors is an integer number (60329579625).

Almost surely, 2^{1572745315240} is an apocalyptic number.

1572745315240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1572745315240 is an abundant number, since it is smaller than the sum of its proper divisors (2288347780760).

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

1572745315240 is a wasteful number, since it uses less digits than its factorization.

1572745315240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665050 (or 665046 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 46.

The spelling of 1572745315240 in words is "one trillion, five hundred seventy-two billion, seven hundred forty-five million, three hundred fifteen thousand, two hundred forty".