2864090536839 has 96 divisors (see below), whose sum is σ = 4967515879040. Its totient is φ = 1556157505536.

The previous prime is 2864090536807. The next prime is 2864090536841. The reversal of 2864090536839 is 9386350904682.

2864090536839 is a `hidden beast` number, since 2 + 8 + 6 + 4 + 0 + 90 + 536 + 8 + 3 + 9 = 666.

It is not a de Polignac number, because 2864090536839 - 2⁵ = 2864090536807 is a prime.

It is a super-2 number, since 2×2864090536839² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2864090536739) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 18470559 + ... + 18624975.

Almost surely, 2^{2864090536839} is an apocalyptic number.

2864090536839 is a deficient number, since it is larger than the sum of its proper divisors (2103425342201).

2864090536839 is a wasteful number, since it uses less digits than its factorization.

2864090536839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154649 (or 154646 counting only the distinct ones).

The product of its (nonzero) digits is 67184640, while the sum is 63.

The spelling of 2864090536839 in words is "two trillion, eight hundred sixty-four billion, ninety million, five hundred thirty-six thousand, eight hundred thirty-nine".