85316097426 has 64 divisors (see below), whose sum is σ = 201906017280. Its totient is φ = 23515248960.

The previous prime is 85316097421. The next prime is 85316097431. The reversal of 85316097426 is 62479061358.

85316097426 is a nontrivial binomial coefficient, being equal to C(413077, 2).

It is an interprime number because it is at equal distance from previous prime (85316097421) and next prime (85316097431).

It is not an unprimeable number, because it can be changed into a prime (85316097421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1416261 + ... + 1475271.

It is an arithmetic number, because the mean of its divisors is an integer number (3154781520).

It is a 2-persistent number, because it is pandigital, and so is 2⋅85316097426 = 170632194852, but 3⋅85316097426 = 255948292278 is not.

Almost surely, 2^85316097426 is an apocalyptic number.

85316097426 is the 413076-th triangular number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85316097426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (100953008640).

85316097426 is an abundant number, since it is smaller than the sum of its proper divisors (116589919854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85316097426 is a wasteful number, since it uses less digits than its factorization.

85316097426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60239.

The product of its (nonzero) digits is 2177280, while the sum is 51.

The spelling of 85316097426 in words is "eighty-five billion, three hundred sixteen million, ninety-seven thousand, four hundred twenty-six".