28426202086 has 8 divisors (see below), whose sum is σ = 42816230424. Its totient is φ = 14154125280.

The previous prime is 28426202071. The next prime is 28426202137. The reversal of 28426202086 is 68020262482.

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

It is a super-2 number, since 2×28426202086² (a number of 22 digits) contains 22 as substring.

It is a congruent 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, 29487280 + ... + 29488243.

It is an arithmetic number, because the mean of its divisors is an integer number (5352028803).

Almost surely, 2^28426202086 is an apocalyptic number.

28426202086 is a deficient number, since it is larger than the sum of its proper divisors (14390028338).

28426202086 is a wasteful number, since it uses less digits than its factorization.

28426202086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58975766.

The product of its (nonzero) digits is 147456, while the sum is 40.

The spelling of 28426202086 in words is "twenty-eight billion, four hundred twenty-six million, two hundred two thousand, eighty-six".