142401162660561 has 24 divisors (see below), whose sum is σ = 248902872551424. Its totient is φ = 76585499245440.

The previous prime is 142401162660553. The next prime is 142401162660569. The reversal of 142401162660561 is 165066261104241.

142401162660561 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 0 + 1 + 1 + 6 + 26 + 60 + 561 = 666.

It is an interprime number because it is at equal distance from previous prime (142401162660553) and next prime (142401162660569).

It is not a de Polignac number, because 142401162660561 - 2³ = 142401162660553 is a prime.

It is a super-2 number, since 2×142401162660561² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (142401162660569) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 66480467025 + ... + 66480469166.

It is an arithmetic number, because the mean of its divisors is an integer number (10370953022976).

Almost surely, 2^{142401162660561} is an apocalyptic number.

It is an amenable number.

142401162660561 is a deficient number, since it is larger than the sum of its proper divisors (106501709890863).

142401162660561 is a wasteful number, since it uses less digits than its factorization.

142401162660561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132960936221 (or 132960936218 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 142401162660561 in words is "one hundred forty-two trillion, four hundred one billion, one hundred sixty-two million, six hundred sixty thousand, five hundred sixty-one".