101789086534 has 16 divisors (see below), whose sum is σ = 159406974720. Its totient is φ = 48655787400.

The previous prime is 101789086519. The next prime is 101789086543. The reversal of 101789086534 is 435680987101.

It is a super-2 number, since 2×101789086534² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 502392 + ... + 675259.

It is an arithmetic number, because the mean of its divisors is an integer number (9962935920).

Almost surely, 2^101789086534 is an apocalyptic number.

101789086534 is a deficient number, since it is larger than the sum of its proper divisors (57617888186).

101789086534 is a wasteful number, since it uses less digits than its factorization.

101789086534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179555.

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 101789086534 in words is "one hundred one billion, seven hundred eighty-nine million, eighty-six thousand, five hundred thirty-four".