107801986854450 has 144 divisors (see below), whose sum is σ = 312120473261184. Its totient is φ = 24551498966400.

The previous prime is 107801986854449. The next prime is 107801986854461. The reversal of 107801986854450 is 54458689108701.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 24438666 + ... + 28510565.

It is an arithmetic number, because the mean of its divisors is an integer number (2167503286536).

Almost surely, 2^{107801986854450} is an apocalyptic number.

107801986854450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

107801986854450 is an abundant number, since it is smaller than the sum of its proper divisors (204318486406734).

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

107801986854450 is a wasteful number, since it uses less digits than its factorization.

107801986854450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52949537 (or 52949525 counting only the distinct ones).

The product of its (nonzero) digits is 77414400, while the sum is 66.

The spelling of 107801986854450 in words is "one hundred seven trillion, eight hundred one billion, nine hundred eighty-six million, eight hundred fifty-four thousand, four hundred fifty".