11154848861640 has 64 divisors (see below), whose sum is σ = 36506778096960. Its totient is φ = 2704205784320.

The previous prime is 11154848861617. The next prime is 11154848861693. The reversal of 11154848861640 is 4616884845111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4225320219 + ... + 4225322858.

It is an arithmetic number, because the mean of its divisors is an integer number (570418407765).

Almost surely, 2^{11154848861640} is an apocalyptic number.

11154848861640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11154848861640 is an abundant number, since it is smaller than the sum of its proper divisors (25351929235320).

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

11154848861640 is a wasteful number, since it uses less digits than its factorization.

11154848861640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8450643102 (or 8450643098 counting only the distinct ones).

The product of its (nonzero) digits is 5898240, while the sum is 57.

The spelling of 11154848861640 in words is "eleven trillion, one hundred fifty-four billion, eight hundred forty-eight million, eight hundred sixty-one thousand, six hundred forty".