40028942706282 has 64 divisors (see below), whose sum is σ = 91359730051200. Its totient is φ = 12982021113600.

The previous prime is 40028942706257. The next prime is 40028942706287. The reversal of 40028942706282 is 28260724982004.

40028942706282 is a `hidden beast` number, since 4 + 0 + 0 + 2 + 8 + 9 + 4 + 2 + 7 + 0 + 628 + 2 = 666.

It is a super-2 number, since 2×40028942706282² (a number of 28 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

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

It is not an unprimeable number, because it can be changed into a prime (40028942706287) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 82978194 + ... + 83459202.

It is an arithmetic number, because the mean of its divisors is an integer number (1427495782050).

Almost surely, 2^{40028942706282} is an apocalyptic number.

40028942706282 is an abundant number, since it is smaller than the sum of its proper divisors (51330787344918).

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

40028942706282 is a wasteful number, since it uses less digits than its factorization.

40028942706282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522708 (or 522702 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 54.

The spelling of 40028942706282 in words is "forty trillion, twenty-eight billion, nine hundred forty-two million, seven hundred six thousand, two hundred eighty-two".