107838450040 has 16 divisors (see below), whose sum is σ = 242636512680. Its totient is φ = 43135380000.

The previous prime is 107838450019. The next prime is 107838450077. The reversal of 107838450040 is 40054838701.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 2695961251 = 107838450040 / (1 + 0 + 7 + 8 + 3 + 8 + 4 + 5 + 0 + 0 + 4 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 107838449975 and 107838450002.

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, 1347980586 + ... + 1347980665.

Almost surely, 2^107838450040 is an apocalyptic number.

107838450040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

107838450040 is an abundant number, since it is smaller than the sum of its proper divisors (134798062640).

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

107838450040 is a wasteful number, since it uses less digits than its factorization.

107838450040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2695961262 (or 2695961258 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 40.

The spelling of 107838450040 in words is "one hundred seven billion, eight hundred thirty-eight million, four hundred fifty thousand, forty".