10418433920838 has 24 divisors (see below), whose sum is σ = 23409320662728. Its totient is φ = 3472811306784.

The previous prime is 10418433920789. The next prime is 10418433920879. The reversal of 10418433920838 is 83802933481401.

It is a happy number.

10418433920838 is a `hidden beast` number, since 1 + 0 + 41 + 8 + 433 + 92 + 0 + 83 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10718552931 + ... + 10718553902.

It is an arithmetic number, because the mean of its divisors is an integer number (975388360947).

Almost surely, 2^{10418433920838} is an apocalyptic number.

10418433920838 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

10418433920838 is an abundant number, since it is smaller than the sum of its proper divisors (12990886741890).

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

10418433920838 is an equidigital number, since it uses as much as digits as its factorization.

10418433920838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21437106850 (or 21437106838 counting only the distinct ones).

The product of its (nonzero) digits is 3981312, while the sum is 54.

The spelling of 10418433920838 in words is "ten trillion, four hundred eighteen billion, four hundred thirty-three million, nine hundred twenty thousand, eight hundred thirty-eight".