85397626050 has 192 divisors, whose sum is σ = 234075018240. Its totient is φ = 20431840000.

The previous prime is 85397626021. The next prime is 85397626051. The reversal of 85397626050 is 5062679358.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 85397625984 and 85397626002.

It is not an unprimeable number, because it can be changed into a prime (85397626051) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 69825739 + ... + 69826961.

It is an arithmetic number, because the mean of its divisors is an integer number (1219140720).

Almost surely, 2^85397626050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85397626050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117037509120).

85397626050 is an abundant number, since it is smaller than the sum of its proper divisors (148677392190).

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

85397626050 is a wasteful number, since it uses less digits than its factorization.

85397626050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1769 (or 1764 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 51.

The spelling of 85397626050 in words is "eighty-five billion, three hundred ninety-seven million, six hundred twenty-six thousand, fifty".