100430780259 has 8 divisors (see below), whose sum is σ = 138227310592. Its totient is φ = 64794051720.

The previous prime is 100430780231. The next prime is 100430780273. The reversal of 100430780259 is 952087034001.

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

It is not a de Polignac number, because 100430780259 - 2⁵ = 100430780227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100430780159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539950339 + ... + 539950524.

It is an arithmetic number, because the mean of its divisors is an integer number (17278413824).

Almost surely, 2^100430780259 is an apocalyptic number.

100430780259 is a deficient number, since it is larger than the sum of its proper divisors (37796530333).

100430780259 is a wasteful number, since it uses less digits than its factorization.

100430780259 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079900897.

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 100430780259 in words is "one hundred billion, four hundred thirty million, seven hundred eighty thousand, two hundred fifty-nine".