40998838619 has 2 divisors, whose sum is σ = 40998838620. Its totient is φ = 40998838618.

The previous prime is 40998838607. The next prime is 40998838633. The reversal of 40998838619 is 91683889904.

40998838619 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40998838619 - 2²⁴ = 40982061403 is a prime.

It is a super-2 number, since 2×40998838619² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (40998838679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20499419309 + 20499419310.

It is an arithmetic number, because the mean of its divisors is an integer number (20499419310).

Almost surely, 2^40998838619 is an apocalyptic number.

40998838619 is a deficient number, since it is larger than the sum of its proper divisors (1).

40998838619 is an equidigital number, since it uses as much as digits as its factorization.

40998838619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26873856, while the sum is 65.

The spelling of 40998838619 in words is "forty billion, nine hundred ninety-eight million, eight hundred thirty-eight thousand, six hundred nineteen".