142371216988 has 72 divisors (see below), whose sum is σ = 337056946016. Its totient is φ = 51202419840.

The previous prime is 142371216983. The next prime is 142371217033. The reversal of 142371216988 is 889612173241.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142371216983) 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, 1572195 + ... + 1660282.

Almost surely, 2^142371216988 is an apocalyptic number.

It is an amenable number.

142371216988 is an abundant number, since it is smaller than the sum of its proper divisors (194685729028).

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

142371216988 is a wasteful number, since it uses less digits than its factorization.

142371216988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3232523 (or 3232510 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 52.

The spelling of 142371216988 in words is "one hundred forty-two billion, three hundred seventy-one million, two hundred sixteen thousand, nine hundred eighty-eight".