40428182336 has 28 divisors (see below), whose sum is σ = 80454588900. Its totient is φ = 20156160000.

The previous prime is 40428182321. The next prime is 40428182351. The reversal of 40428182336 is 63328182404.

It is an interprime number because it is at equal distance from previous prime (40428182321) and next prime (40428182351).

It can be written as a sum of positive squares in 2 ways, for example, as 25553940736 + 14874241600 = 159856^2 + 121960^2 .

It is a junction number, because it is equal to n+sod(n) for n = 40428182293 and 40428182302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 882665 + ... + 927336.

It is an arithmetic number, because the mean of its divisors is an integer number (2873378175).

Almost surely, 2^40428182336 is an apocalyptic number.

It is an amenable number.

40428182336 is a deficient number, since it is larger than the sum of its proper divisors (40026406564).

40428182336 is a wasteful number, since it uses less digits than its factorization.

40428182336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1810362 (or 1810352 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 41.

The spelling of 40428182336 in words is "forty billion, four hundred twenty-eight million, one hundred eighty-two thousand, three hundred thirty-six".