101780484738 has 16 divisors (see below), whose sum is σ = 205537290816. Its totient is φ = 33597441360.

The previous prime is 101780484737. The next prime is 101780484847. The reversal of 101780484738 is 837484087101.

It is not an unprimeable number, because it can be changed into a prime (101780484737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82346053 + ... + 82347288.

It is an arithmetic number, because the mean of its divisors is an integer number (12846080676).

Almost surely, 2^101780484738 is an apocalyptic number.

101780484738 is an abundant number, since it is smaller than the sum of its proper divisors (103756806078).

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

101780484738 is a wasteful number, since it uses less digits than its factorization.

101780484738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164693449.

The product of its (nonzero) digits is 1204224, while the sum is 51.

The spelling of 101780484738 in words is "one hundred one billion, seven hundred eighty million, four hundred eighty-four thousand, seven hundred thirty-eight".