92878286040 has 128 divisors (see below), whose sum is σ = 310211596800. Its totient is φ = 24718158720.

The previous prime is 92878286029. The next prime is 92878286069. The reversal of 92878286040 is 4068287829.

92878286040 is a `hidden beast` number, since 9 + 2 + 8 + 7 + 8 + 28 + 604 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

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, 457755 + ... + 628725.

It is an arithmetic number, because the mean of its divisors is an integer number (2423528100).

Almost surely, 2^92878286040 is an apocalyptic number.

92878286040 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 92878286040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (155105798400).

92878286040 is an abundant number, since it is smaller than the sum of its proper divisors (217333310760).

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

92878286040 is a wasteful number, since it uses less digits than its factorization.

92878286040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171494 (or 171484 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 54.

The spelling of 92878286040 in words is "ninety-two billion, eight hundred seventy-eight million, two hundred eighty-six thousand, forty".