85486356780 has 96 divisors (see below), whose sum is σ = 261712297728. Its totient is φ = 20677113600.

The previous prime is 85486356773. The next prime is 85486356793. The reversal of 85486356780 is 8765368458.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146190 + ... + 438570.

It is an arithmetic number, because the mean of its divisors is an integer number (2726169768).

Almost surely, 2^85486356780 is an apocalyptic number.

It is a pronic number, being equal to 292380×292381.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85486356780, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130856148864).

85486356780 is an abundant number, since it is smaller than the sum of its proper divisors (176225940948).

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

85486356780 is a wasteful number, since it uses less digits than its factorization.

85486356780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292847 (or 292845 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 60.

The spelling of 85486356780 in words is "eighty-five billion, four hundred eighty-six million, three hundred fifty-six thousand, seven hundred eighty".