142390356944 has 20 divisors (see below), whose sum is σ = 300961436640. Its totient is φ = 64722889440.

The previous prime is 142390356929. The next prime is 142390356949. The reversal of 142390356944 is 449653093241.

It is a junction number, because it is equal to n+sod(n) for n = 142390356892 and 142390356901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142390356949) 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, 404517884 + ... + 404518235.

It is an arithmetic number, because the mean of its divisors is an integer number (15048071832).

Almost surely, 2^142390356944 is an apocalyptic number.

It is an amenable number.

142390356944 is an abundant number, since it is smaller than the sum of its proper divisors (158571079696).

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

142390356944 is a wasteful number, since it uses less digits than its factorization.

142390356944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809036138 (or 809036132 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 142390356944 in words is "one hundred forty-two billion, three hundred ninety million, three hundred fifty-six thousand, nine hundred forty-four".