992340330421 has 8 divisors (see below), whose sum is σ = 1146232681344. Its totient is φ = 849061245120.

The previous prime is 992340330391. The next prime is 992340330467. The reversal of 992340330421 is 124033043299.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 992340330421 - 2¹⁷ = 992340199349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (992340333421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2653316205 + ... + 2653316578.

It is an arithmetic number, because the mean of its divisors is an integer number (143279085168).

Almost surely, 2^992340330421 is an apocalyptic number.

It is an amenable number.

992340330421 is a deficient number, since it is larger than the sum of its proper divisors (153892350923).

992340330421 is a wasteful number, since it uses less digits than its factorization.

992340330421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5306632811.

The product of its (nonzero) digits is 139968, while the sum is 40.

The spelling of 992340330421 in words is "nine hundred ninety-two billion, three hundred forty million, three hundred thirty thousand, four hundred twenty-one".