86281973774 has 8 divisors (see below), whose sum is σ = 137036076048. Its totient is φ = 40603281760.

The previous prime is 86281973753. The next prime is 86281973797. The reversal of 86281973774 is 47737918268.

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

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, 1268852522 + ... + 1268852589.

It is an arithmetic number, because the mean of its divisors is an integer number (17129509506).

Almost surely, 2^86281973774 is an apocalyptic number.

86281973774 is a deficient number, since it is larger than the sum of its proper divisors (50754102274).

86281973774 is a wasteful number, since it uses less digits than its factorization.

86281973774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2537705130.

The product of its digits is 28449792, while the sum is 62.

The spelling of 86281973774 in words is "eighty-six billion, two hundred eighty-one million, nine hundred seventy-three thousand, seven hundred seventy-four".