40984016398 has 32 divisors (see below), whose sum is σ = 70115340960. Its totient is φ = 17798952960.

The previous prime is 40984016393. The next prime is 40984016413. The reversal of 40984016398 is 89361048904.

It is a happy number.

40984016398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40984016398² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40984016393) 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, 2737798 + ... + 2752726.

It is an arithmetic number, because the mean of its divisors is an integer number (2191104405).

Almost surely, 2^40984016398 is an apocalyptic number.

40984016398 is a deficient number, since it is larger than the sum of its proper divisors (29131324562).

40984016398 is a wasteful number, since it uses less digits than its factorization.

40984016398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21172.

The product of its (nonzero) digits is 1492992, while the sum is 52.

The spelling of 40984016398 in words is "forty billion, nine hundred eighty-four million, sixteen thousand, three hundred ninety-eight".