92798438040 has 768 divisors, whose sum is σ = 385329484800. Its totient is φ = 18968463360.

The previous prime is 92798438021. The next prime is 92798438063. The reversal of 92798438040 is 4083489729.

It is a super-2 number, since 2×92798438040² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 244850571 + ... + 244850949.

It is an arithmetic number, because the mean of its divisors is an integer number (501731100).

Almost surely, 2^92798438040 is an apocalyptic number.

92798438040 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 92798438040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (192664742400).

92798438040 is an abundant number, since it is smaller than the sum of its proper divisors (292531046760).

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

92798438040 is a wasteful number, since it uses less digits than its factorization.

92798438040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509 (or 480 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 54.

The spelling of 92798438040 in words is "ninety-two billion, seven hundred ninety-eight million, four hundred thirty-eight thousand, forty".