11901427069168 has 80 divisors (see below), whose sum is σ = 28399340200896. Its totient is φ = 4705102448640.

The previous prime is 11901427069127. The next prime is 11901427069171. The reversal of 11901427069168 is 86196072410911.

It is a congruent number.

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, 563653 + ... + 4911268.

Almost surely, 2^{11901427069168} is an apocalyptic number.

It is an amenable number.

11901427069168 is an abundant number, since it is smaller than the sum of its proper divisors (16497913131728).

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

11901427069168 is a wasteful number, since it uses less digits than its factorization.

11901427069168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5476442 (or 5476436 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 55.

The spelling of 11901427069168 in words is "eleven trillion, nine hundred one billion, four hundred twenty-seven million, sixty-nine thousand, one hundred sixty-eight".