79780133346 has 8 divisors (see below), whose sum is σ = 159560266704. Its totient is φ = 26593377780.

The previous prime is 79780133333. The next prime is 79780133369. The reversal of 79780133346 is 64333108797.

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

79780133346 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6648344440 + ... + 6648344451.

It is an arithmetic number, because the mean of its divisors is an integer number (19945033338).

Almost surely, 2^79780133346 is an apocalyptic number.

79780133346 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

79780133346 is a wasteful number, since it uses less digits than its factorization.

79780133346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13296688896.

The product of its (nonzero) digits is 2286144, while the sum is 51.

The spelling of 79780133346 in words is "seventy-nine billion, seven hundred eighty million, one hundred thirty-three thousand, three hundred forty-six".