428773581293103 has 48 divisors (see below), whose sum is σ = 623582247375360. Its totient is φ = 283893953289408.

The previous prime is 428773581293069. The next prime is 428773581293129. The reversal of 428773581293103 is 301392185377824.

428773581293103 is a `hidden beast` number, since 4 + 2 + 87 + 7 + 358 + 12 + 93 + 103 = 666.

It is not a de Polignac number, because 428773581293103 - 2¹² = 428773581289007 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428773581293903) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9329457238 + ... + 9329503196.

It is an arithmetic number, because the mean of its divisors is an integer number (12991296820320).

Almost surely, 2^{428773581293103} is an apocalyptic number.

428773581293103 is a deficient number, since it is larger than the sum of its proper divisors (194808666082257).

428773581293103 is a wasteful number, since it uses less digits than its factorization.

428773581293103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51316 (or 51313 counting only the distinct ones).

The product of its (nonzero) digits is 60963840, while the sum is 63.

The spelling of 428773581293103 in words is "four hundred twenty-eight trillion, seven hundred seventy-three billion, five hundred eighty-one million, two hundred ninety-three thousand, one hundred three".