28954956119 has 6 divisors (see below), whose sum is σ = 29308021056. Its totient is φ = 28606094420.

The previous prime is 28954956103. The next prime is 28954956167. The reversal of 28954956119 is 91165945982.

It is not a de Polignac number, because 28954956119 - 2⁴ = 28954956103 is a prime.

It is a super-2 number, since 2×28954956119² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28954956419) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2094647 + ... + 2108424.

It is an arithmetic number, because the mean of its divisors is an integer number (4884670176).

Almost surely, 2^28954956119 is an apocalyptic number.

28954956119 is a deficient number, since it is larger than the sum of its proper divisors (353064937).

28954956119 is an frugal number, since it uses more digits than its factorization.

28954956119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4203237 (or 4203154 counting only the distinct ones).

The product of its digits is 6998400, while the sum is 59.

The spelling of 28954956119 in words is "twenty-eight billion, nine hundred fifty-four million, nine hundred fifty-six thousand, one hundred nineteen".