2126086540 has 36 divisors (see below), whose sum is σ = 4486710816. Its totient is φ = 846277792.

The previous prime is 2126086537. The next prime is 2126086559. The reversal of 2126086540 is 456806212.

It is a junction number, because it is equal to n+sod(n) for n = 2126086496 and 2126086505.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1029549 + ... + 1031611.

It is an arithmetic number, because the mean of its divisors is an integer number (124630856).

Almost surely, 2^2126086540 is an apocalyptic number.

2126086540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2126086540 is an abundant number, since it is smaller than the sum of its proper divisors (2360624276).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2126086540 is a wasteful number, since it uses less digits than its factorization.

2126086540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526 (or 2297 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 2126086540 is about 46109.5059613525. The cubic root of 2126086540 is about 1285.8598795853.

The spelling of 2126086540 in words is "two billion, one hundred twenty-six million, eighty-six thousand, five hundred forty".