420779886099 has 8 divisors (see below), whose sum is σ = 568941818112. Its totient is φ = 276568939080.

The previous prime is 420779886053. The next prime is 420779886101. The reversal of 420779886099 is 990688977024.

420779886099 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 420779886099 - 2⁸ = 420779885843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (420779866099) 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, 987745999 + ... + 987746424.

It is an arithmetic number, because the mean of its divisors is an integer number (71117727264).

Almost surely, 2^420779886099 is an apocalyptic number.

420779886099 is a deficient number, since it is larger than the sum of its proper divisors (148161932013).

420779886099 is a wasteful number, since it uses less digits than its factorization.

420779886099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1975492497.

The product of its (nonzero) digits is 109734912, while the sum is 69.

The spelling of 420779886099 in words is "four hundred twenty billion, seven hundred seventy-nine million, eight hundred eighty-six thousand, ninety-nine".