999228824342 has 64 divisors (see below), whose sum is σ = 1799312363520. Its totient is φ = 407201126400.

The previous prime is 999228824333. The next prime is 999228824401. The reversal of 999228824342 is 243428822999.

It is a Harshad number since it is a multiple of its sum of digits (62).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5766242 + ... + 5937002.

It is an arithmetic number, because the mean of its divisors is an integer number (28114255680).

Almost surely, 2^999228824342 is an apocalyptic number.

999228824342 is a deficient number, since it is larger than the sum of its proper divisors (800083539178).

999228824342 is a wasteful number, since it uses less digits than its factorization.

999228824342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171037.

The product of its digits is 35831808, while the sum is 62.

The spelling of 999228824342 in words is "nine hundred ninety-nine billion, two hundred twenty-eight million, eight hundred twenty-four thousand, three hundred forty-two".