79426828803 has 8 divisors (see below), whose sum is σ = 121031358208. Its totient is φ = 45386759304.

The previous prime is 79426828787. The next prime is 79426828829. The reversal of 79426828803 is 30882862497.

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 79426828803 - 2⁴ = 79426828787 is a prime.

It is a super-2 number, since 2×79426828803² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (79426828853) 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, 1891114951 + ... + 1891114992.

It is an arithmetic number, because the mean of its divisors is an integer number (15128919776).

Almost surely, 2^79426828803 is an apocalyptic number.

79426828803 is a deficient number, since it is larger than the sum of its proper divisors (41604529405).

79426828803 is a wasteful number, since it uses less digits than its factorization.

79426828803 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3782229953.

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 79426828803 in words is "seventy-nine billion, four hundred twenty-six million, eight hundred twenty-eight thousand, eight hundred three".