2126361028570 has 8 divisors (see below), whose sum is σ = 3827449851444. Its totient is φ = 850544411424.

The previous prime is 2126361028553. The next prime is 2126361028577. The reversal of 2126361028570 is 758201636212.

It can be written as a sum of positive squares in 2 ways, for example, as 1818891887569 + 307469141001 = 1348663^2 + 554499^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2126361028570² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2126361028577) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106318051419 + ... + 106318051438.

Almost surely, 2^{2126361028570} is an apocalyptic number.

2126361028570 is a deficient number, since it is larger than the sum of its proper divisors (1701088822874).

2126361028570 is a wasteful number, since it uses less digits than its factorization.

2126361028570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212636102864.

The product of its (nonzero) digits is 241920, while the sum is 43.

The spelling of 2126361028570 in words is "two trillion, one hundred twenty-six billion, three hundred sixty-one million, twenty-eight thousand, five hundred seventy".