142651025220 has 96 divisors (see below), whose sum is σ = 441249822720. Its totient is φ = 34144306560.

The previous prime is 142651025203. The next prime is 142651025227. The reversal of 142651025220 is 22520156241.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (142651025227) 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, 1315822 + ... + 1420101.

It is an arithmetic number, because the mean of its divisors is an integer number (4596352320).

Almost surely, 2^142651025220 is an apocalyptic number.

142651025220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142651025220 is an abundant number, since it is smaller than the sum of its proper divisors (298598797500).

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

142651025220 is a wasteful number, since it uses less digits than its factorization.

142651025220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2736025 (or 2736023 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The spelling of 142651025220 in words is "one hundred forty-two billion, six hundred fifty-one million, twenty-five thousand, two hundred twenty".