28777900003 has 8 divisors (see below), whose sum is σ = 29555426160. Its totient is φ = 28010032800.

The previous prime is 28777900001. The next prime is 28777900009. The reversal of 28777900003 is 30000977782.

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 28777900003 - 2¹ = 28777900001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28777900001) 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, 2408700 + ... + 2420617.

It is an arithmetic number, because the mean of its divisors is an integer number (3694428270).

Almost surely, 2^28777900003 is an apocalyptic number.

28777900003 is a deficient number, since it is larger than the sum of its proper divisors (777526157).

28777900003 is a wasteful number, since it uses less digits than its factorization.

28777900003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4829477.

The product of its (nonzero) digits is 148176, while the sum is 43.

The spelling of 28777900003 in words is "twenty-eight billion, seven hundred seventy-seven million, nine hundred thousand, three".