40098709403 has 2 divisors, whose sum is σ = 40098709404. Its totient is φ = 40098709402.

The previous prime is 40098709379. The next prime is 40098709459. The reversal of 40098709403 is 30490789004.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40098709403 - 2²² = 40094515099 is a prime.

It is not a weakly prime, because it can be changed into another prime (40098709463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20049354701 + 20049354702.

It is an arithmetic number, because the mean of its divisors is an integer number (20049354702).

Almost surely, 2^40098709403 is an apocalyptic number.

40098709403 is a deficient number, since it is larger than the sum of its proper divisors (1).

40098709403 is an equidigital number, since it uses as much as digits as its factorization.

40098709403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 40098709403 in words is "forty billion, ninety-eight million, seven hundred nine thousand, four hundred three".