85422309740 has 48 divisors (see below), whose sum is σ = 181707079680. Its totient is φ = 33727212480.

The previous prime is 85422309719. The next prime is 85422309751. The reversal of 85422309740 is 4790322458.

It is a junction number, because it is equal to n+sod(n) for n = 85422309691 and 85422309700.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10915469 + ... + 10923291.

It is an arithmetic number, because the mean of its divisors is an integer number (3785564160).

Almost surely, 2^85422309740 is an apocalyptic number.

It is an amenable number.

85422309740 is an abundant number, since it is smaller than the sum of its proper divisors (96284769940).

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

85422309740 is a wasteful number, since it uses less digits than its factorization.

85422309740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14822 (or 14820 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 85422309740 in words is "eighty-five billion, four hundred twenty-two million, three hundred nine thousand, seven hundred forty".