142461420646555 has 32 divisors (see below), whose sum is σ = 171321134031360. Its totient is φ = 113724532500480.

The previous prime is 142461420646553. The next prime is 142461420646621. The reversal of 142461420646555 is 555646024164241.

It is not a de Polignac number, because 142461420646555 - 2¹ = 142461420646553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 142461420646496 and 142461420646505.

It is not an unprimeable number, because it can be changed into a prime (142461420646553) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21146118147 + ... + 21146124883.

It is an arithmetic number, because the mean of its divisors is an integer number (5353785438480).

Almost surely, 2^{142461420646555} is an apocalyptic number.

142461420646555 is a deficient number, since it is larger than the sum of its proper divisors (28859713384805).

142461420646555 is a wasteful number, since it uses less digits than its factorization.

142461420646555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11959.

The product of its (nonzero) digits is 27648000, while the sum is 55.

The spelling of 142461420646555 in words is "one hundred forty-two trillion, four hundred sixty-one billion, four hundred twenty million, six hundred forty-six thousand, five hundred fifty-five".