842354240252 has 48 divisors (see below), whose sum is σ = 1725951084480. Its totient is φ = 352172812800.

The previous prime is 842354240219. The next prime is 842354240257. The reversal of 842354240252 is 252042453248.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (842354240257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16815002 + ... + 16865022.

It is an arithmetic number, because the mean of its divisors is an integer number (35957314260).

Almost surely, 2^842354240252 is an apocalyptic number.

842354240252 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

842354240252 is an abundant number, since it is smaller than the sum of its proper divisors (883596844228).

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

842354240252 is a wasteful number, since it uses less digits than its factorization.

842354240252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64742 (or 64740 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 41.

The spelling of 842354240252 in words is "eight hundred forty-two billion, three hundred fifty-four million, two hundred forty thousand, two hundred fifty-two".