40822434768 has 40 divisors (see below), whose sum is σ = 105471695808. Its totient is φ = 13605705472.

The previous prime is 40822434767. The next prime is 40822434791. The reversal of 40822434768 is 86743422804.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40822434767) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347005 + ... + 449507.

Almost surely, 2^40822434768 is an apocalyptic number.

40822434768 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40822434768 is an abundant number, since it is smaller than the sum of its proper divisors (64649261040).

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

40822434768 is a wasteful number, since it uses less digits than its factorization.

40822434768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110811 (or 110805 counting only the distinct ones).

The product of its (nonzero) digits is 2064384, while the sum is 48.

The spelling of 40822434768 in words is "forty billion, eight hundred twenty-two million, four hundred thirty-four thousand, seven hundred sixty-eight".