85346770253 has 4 divisors (see below), whose sum is σ = 85998272448. Its totient is φ = 84695268060.

The previous prime is 85346770237. The next prime is 85346770261. The reversal of 85346770253 is 35207764358.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 85346770253 - 2⁴ = 85346770237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85346770283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325750901 + ... + 325751162.

It is an arithmetic number, because the mean of its divisors is an integer number (21499568112).

Almost surely, 2^85346770253 is an apocalyptic number.

It is an amenable number.

85346770253 is a deficient number, since it is larger than the sum of its proper divisors (651502195).

85346770253 is a wasteful number, since it uses less digits than its factorization.

85346770253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651502194.

The product of its (nonzero) digits is 4233600, while the sum is 50.

The spelling of 85346770253 in words is "eighty-five billion, three hundred forty-six million, seven hundred seventy thousand, two hundred fifty-three".