28086137263006 has 4 divisors (see below), whose sum is σ = 42129205894512. Its totient is φ = 14043068631502.

The previous prime is 28086137262991. The next prime is 28086137263031. The reversal of 28086137263006 is 60036273168082.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×28086137263006² (a number of 28 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 as a sum of consecutive naturals, namely, 7021534315750 + ... + 7021534315753.

It is an arithmetic number, because the mean of its divisors is an integer number (10532301473628).

Almost surely, 2^{28086137263006} is an apocalyptic number.

28086137263006 is a deficient number, since it is larger than the sum of its proper divisors (14043068631506).

28086137263006 is a wasteful number, since it uses less digits than its factorization.

28086137263006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14043068631505.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 28086137263006 in words is "twenty-eight trillion, eighty-six billion, one hundred thirty-seven million, two hundred sixty-three thousand, six".