1049876465 has 12 divisors (see below), whose sum is σ = 1384796532. Its totient is φ = 763546080.

The previous prime is 1049876461. The next prime is 1049876467. The reversal of 1049876465 is 5646789401.

It can be written as a sum of positive squares in 2 ways, for example, as 618566641 + 431309824 = 24871^2 + 20768^2 .

It is not a de Polignac number, because 1049876465 - 2² = 1049876461 is a prime.

It is a super-2 number, since 2×1049876465² = 2204481183521792450, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1049876461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 867062 + ... + 868271.

It is an arithmetic number, because the mean of its divisors is an integer number (115399711).

Almost surely, 2^1049876465 is an apocalyptic number.

It is an amenable number.

1049876465 is a deficient number, since it is larger than the sum of its proper divisors (334920067).

1049876465 is a wasteful number, since it uses less digits than its factorization.

1049876465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735360 (or 1735349 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 50.

The square root of 1049876465 is about 32401.7972495354. The cubic root of 1049876465 is about 1016.3564947677.

The spelling of 1049876465 in words is "one billion, forty-nine million, eight hundred seventy-six thousand, four hundred sixty-five".