142017367420 has 12 divisors (see below), whose sum is σ = 298236471624. Its totient is φ = 56806946960.

The previous prime is 142017367409. The next prime is 142017367421. The reversal of 142017367420 is 24763710241.

It is a self number, because there is not a number n which added to its sum of digits gives 142017367420.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142017367421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3550434166 + ... + 3550434205.

It is an arithmetic number, because the mean of its divisors is an integer number (24853039302).

Almost surely, 2^142017367420 is an apocalyptic number.

142017367420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142017367420 is an abundant number, since it is smaller than the sum of its proper divisors (156219104204).

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

142017367420 is a wasteful number, since it uses less digits than its factorization.

142017367420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7100868380 (or 7100868378 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 37.

The spelling of 142017367420 in words is "one hundred forty-two billion, seventeen million, three hundred sixty-seven thousand, four hundred twenty".