8642811342 has 16 divisors (see below), whose sum is σ = 18857043072. Its totient is φ = 2619033720.

The previous prime is 8642811319. The next prime is 8642811427. The reversal of 8642811342 is 2431182468.

It is a self number, because there is not a number n which added to its sum of digits gives 8642811342.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65475778 + ... + 65475909.

It is an arithmetic number, because the mean of its divisors is an integer number (1178565192).

Almost surely, 2^8642811342 is an apocalyptic number.

8642811342 is an abundant number, since it is smaller than the sum of its proper divisors (10214231730).

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

8642811342 is a wasteful number, since it uses less digits than its factorization.

8642811342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130951703.

The product of its digits is 73728, while the sum is 39.

The square root of 8642811342 is about 92966.7216911514. The cubic root of 8642811342 is about 2052.1936733212.

The spelling of 8642811342 in words is "eight billion, six hundred forty-two million, eight hundred eleven thousand, three hundred forty-two".