100381852777639 has 2 divisors, whose sum is σ = 100381852777640. Its totient is φ = 100381852777638.

The previous prime is 100381852777603. The next prime is 100381852777733. The reversal of 100381852777639 is 936777258183001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100381852777639 - 2³¹ = 100379705293991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100381852777939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50190926388819 + 50190926388820.

It is an arithmetic number, because the mean of its divisors is an integer number (50190926388820).

Almost surely, 2^{100381852777639} is an apocalyptic number.

100381852777639 is a deficient number, since it is larger than the sum of its proper divisors (1).

100381852777639 is an equidigital number, since it uses as much as digits as its factorization.

100381852777639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 106686720, while the sum is 67.

The spelling of 100381852777639 in words is "one hundred trillion, three hundred eighty-one billion, eight hundred fifty-two million, seven hundred seventy-seven thousand, six hundred thirty-nine".