40427827683320 has 64 divisors (see below), whose sum is σ = 113407932211200. Its totient is φ = 12600881354880.

The previous prime is 40427827683293. The next prime is 40427827683329. The reversal of 40427827683320 is 2338672872404.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40427827683329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6562955960 + ... + 6562962119.

It is an arithmetic number, because the mean of its divisors is an integer number (1771998940800).

Almost surely, 2^{40427827683320} is an apocalyptic number.

40427827683320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40427827683320 is an abundant number, since it is smaller than the sum of its proper divisors (72980104527880).

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

40427827683320 is a wasteful number, since it uses less digits than its factorization.

40427827683320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13125918108 (or 13125918104 counting only the distinct ones).

The product of its (nonzero) digits is 21676032, while the sum is 56.

The spelling of 40427827683320 in words is "forty trillion, four hundred twenty-seven billion, eight hundred twenty-seven million, six hundred eighty-three thousand, three hundred twenty".