11261890252827 has 8 divisors (see below), whose sum is σ = 16684281856080. Its totient is φ = 7507926835200.

The previous prime is 11261890252799. The next prime is 11261890252883. The reversal of 11261890252827 is 72825209816211.

It is a happy number.

11261890252827 is a `hidden beast` number, since 1 + 1 + 2 + 6 + 1 + 8 + 90 + 2 + 528 + 27 = 666.

It is not a de Polignac number, because 11261890252827 - 2⁷ = 11261890252699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11261890252027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208553523174 + ... + 208553523227.

It is an arithmetic number, because the mean of its divisors is an integer number (2085535232010).

Almost surely, 2^{11261890252827} is an apocalyptic number.

11261890252827 is a deficient number, since it is larger than the sum of its proper divisors (5422391603253).

11261890252827 is an equidigital number, since it uses as much as digits as its factorization.

11261890252827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417107046410 (or 417107046404 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 54.

The spelling of 11261890252827 in words is "eleven trillion, two hundred sixty-one billion, eight hundred ninety million, two hundred fifty-two thousand, eight hundred twenty-seven".