1572944430142 has 8 divisors (see below), whose sum is σ = 2359909951776. Its totient is φ = 786307779552.

The previous prime is 1572944430119. The next prime is 1572944430173. The reversal of 1572944430142 is 2410344492751.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1572944430142² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1572944430092 and 1572944430101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 82205803 + ... + 82224934.

It is an arithmetic number, because the mean of its divisors is an integer number (294988743972).

Almost surely, 2^{1572944430142} is an apocalyptic number.

1572944430142 is a deficient number, since it is larger than the sum of its proper divisors (786965521634).

1572944430142 is a wasteful number, since it uses less digits than its factorization.

1572944430142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164435522.

The product of its (nonzero) digits is 967680, while the sum is 46.

The spelling of 1572944430142 in words is "one trillion, five hundred seventy-two billion, nine hundred forty-four million, four hundred thirty thousand, one hundred forty-two".