85101067779 has 16 divisors (see below), whose sum is σ = 139653034752. Its totient is φ = 44888475168.

The previous prime is 85101067741. The next prime is 85101067787. The reversal of 85101067779 is 97776010158.

It is not a de Polignac number, because 85101067779 - 2⁷ = 85101067651 is a prime.

It is not an unprimeable number, because it can be changed into a prime (85101067739) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155862489 + ... + 155863034.

It is an arithmetic number, because the mean of its divisors is an integer number (8728314672).

Almost surely, 2^85101067779 is an apocalyptic number.

85101067779 is a deficient number, since it is larger than the sum of its proper divisors (54551966973).

85101067779 is a wasteful number, since it uses less digits than its factorization.

85101067779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311725546.

The product of its (nonzero) digits is 740880, while the sum is 51.

The spelling of 85101067779 in words is "eighty-five billion, one hundred one million, sixty-seven thousand, seven hundred seventy-nine".