85210977411 has 36 divisors (see below), whose sum is σ = 145314658632. Its totient is φ = 47965224384.

The previous prime is 85210977367. The next prime is 85210977419. The reversal of 85210977411 is 11477901258.

It is a happy number.

It is not a de Polignac number, because 85210977411 - 2¹³ = 85210969219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85210977419) by changing a digit.

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 35 ways as a sum of consecutive naturals, for example, 1412410 + ... + 1471503.

Almost surely, 2^85210977411 is an apocalyptic number.

85210977411 is a deficient number, since it is larger than the sum of its proper divisors (60103681221).

85210977411 is a wasteful number, since it uses less digits than its factorization.

85210977411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2884000 (or 2883990 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 45.

The spelling of 85210977411 in words is "eighty-five billion, two hundred ten million, nine hundred seventy-seven thousand, four hundred eleven".