100044730777451 has 2 divisors, whose sum is σ = 100044730777452. Its totient is φ = 100044730777450.

The previous prime is 100044730777429. The next prime is 100044730777501. The reversal of 100044730777451 is 154777037440001.

It is a happy number.

It is an a-pointer prime, because the next prime (100044730777501) can be obtained adding 100044730777451 to its sum of digits (50).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100044730777451 - 2¹⁰ = 100044730776427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 100044730777451.

It is not a weakly prime, because it can be changed into another prime (100044730777151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50022365388725 + 50022365388726.

It is an arithmetic number, because the mean of its divisors is an integer number (50022365388726).

Almost surely, 2^{100044730777451} is an apocalyptic number.

100044730777451 is a deficient number, since it is larger than the sum of its proper divisors (1).

100044730777451 is an equidigital number, since it uses as much as digits as its factorization.

100044730777451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304960, while the sum is 50.

The spelling of 100044730777451 in words is "one hundred trillion, forty-four billion, seven hundred thirty million, seven hundred seventy-seven thousand, four hundred fifty-one".