10778920119 has 24 divisors (see below), whose sum is σ = 16988400000. Its totient is φ = 6531357840.

The previous prime is 10778920109. The next prime is 10778920147. The reversal of 10778920119 is 91102987701.

It is a happy number.

It is not a de Polignac number, because 10778920119 - 2¹² = 10778916023 is a prime.

It is a super-2 number, since 2×10778920119² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10778920109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 735142 + ... + 749660.

It is an arithmetic number, because the mean of its divisors is an integer number (707850000).

Almost surely, 2^10778920119 is an apocalyptic number.

10778920119 is a deficient number, since it is larger than the sum of its proper divisors (6209479881).

10778920119 is a wasteful number, since it uses less digits than its factorization.

10778920119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22035 (or 22032 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 45.

The spelling of 10778920119 in words is "ten billion, seven hundred seventy-eight million, nine hundred twenty thousand, one hundred nineteen".