100782473129 has 8 divisors (see below), whose sum is σ = 114247338240. Its totient is φ = 88133660496.

The previous prime is 100782473123. The next prime is 100782473131. The reversal of 100782473129 is 921374287001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 100782473129 - 2⁸ = 100782472873 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100782473129.

It is not an unprimeable number, because it can be changed into a prime (100782473123) 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, 204012857 + ... + 204013350.

It is an arithmetic number, because the mean of its divisors is an integer number (14280917280).

Almost surely, 2^100782473129 is an apocalyptic number.

100782473129 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

100782473129 is a deficient number, since it is larger than the sum of its proper divisors (13464865111).

100782473129 is a wasteful number, since it uses less digits than its factorization.

100782473129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408026239.

The product of its (nonzero) digits is 169344, while the sum is 44.

The spelling of 100782473129 in words is "one hundred billion, seven hundred eighty-two million, four hundred seventy-three thousand, one hundred twenty-nine".