1572405223467 has 16 divisors (see below), whose sum is σ = 2257907583008. Its totient is φ = 967593288960.

The previous prime is 1572405223463. The next prime is 1572405223507. The reversal of 1572405223467 is 7643225042751.

It is not a de Polignac number, because 1572405223467 - 2² = 1572405223463 is a prime.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1572405223463) 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, 104973 + ... + 1776465.

It is an arithmetic number, because the mean of its divisors is an integer number (141119223938).

Almost surely, 2^{1572405223467} is an apocalyptic number.

1572405223467 is a deficient number, since it is larger than the sum of its proper divisors (685502359541).

1572405223467 is a wasteful number, since it uses less digits than its factorization.

1572405223467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1695630.

The product of its (nonzero) digits is 2822400, while the sum is 48.

The spelling of 1572405223467 in words is "one trillion, five hundred seventy-two billion, four hundred five million, two hundred twenty-three thousand, four hundred sixty-seven".