11261543645370 has 16 divisors (see below), whose sum is σ = 27027704748960. Its totient is φ = 3003078305424.

The previous prime is 11261543645357. The next prime is 11261543645411. The reversal of 11261543645370 is 7354634516211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 187692394060 + ... + 187692394119.

It is an arithmetic number, because the mean of its divisors is an integer number (1689231546810).

Almost surely, 2^{11261543645370} is an apocalyptic number.

11261543645370 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11261543645370 is an abundant number, since it is smaller than the sum of its proper divisors (15766161103590).

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

11261543645370 is a wasteful number, since it uses less digits than its factorization.

11261543645370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375384788189.

The product of its (nonzero) digits is 1814400, while the sum is 48.

The spelling of 11261543645370 in words is "eleven trillion, two hundred sixty-one billion, five hundred forty-three million, six hundred forty-five thousand, three hundred seventy".