101780743340 has 24 divisors (see below), whose sum is σ = 213981658800. Its totient is φ = 40666183488.

The previous prime is 101780743321. The next prime is 101780743349. The reversal of 101780743340 is 43347087101.

101780743340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 101780743294 and 101780743303.

It is not an unprimeable number, because it can be changed into a prime (101780743349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2864015 + ... + 2899334.

It is an arithmetic number, because the mean of its divisors is an integer number (8915902450).

Almost surely, 2^101780743340 is an apocalyptic number.

101780743340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101780743340 is an abundant number, since it is smaller than the sum of its proper divisors (112200915460).

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

101780743340 is a wasteful number, since it uses less digits than its factorization.

101780743340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5764241 (or 5764239 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The spelling of 101780743340 in words is "one hundred one billion, seven hundred eighty million, seven hundred forty-three thousand, three hundred forty".