10449056919 has 32 divisors (see below), whose sum is σ = 16892789760. Its totient is φ = 5608392192.

The previous prime is 10449056911. The next prime is 10449056921. The reversal of 10449056919 is 91965094401.

It is a happy number.

It is not a de Polignac number, because 10449056919 - 2³ = 10449056911 is a prime.

It is a super-2 number, since 2×10449056919² (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 (10449056911) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 150477 + ... + 208665.

It is an arithmetic number, because the mean of its divisors is an integer number (527899680).

Almost surely, 2^10449056919 is an apocalyptic number.

10449056919 is a deficient number, since it is larger than the sum of its proper divisors (6443732841).

10449056919 is a wasteful number, since it uses less digits than its factorization.

10449056919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58719.

The product of its (nonzero) digits is 349920, while the sum is 48.

The spelling of 10449056919 in words is "ten billion, four hundred forty-nine million, fifty-six thousand, nine hundred nineteen".