11573689737680 has 80 divisors (see below), whose sum is σ = 30875469093504. Its totient is φ = 3952312896000.

The previous prime is 11573689737677. The next prime is 11573689737683. The reversal of 11573689737680 is 8673798637511.

It is an interprime number because it is at equal distance from previous prime (11573689737677) and next prime (11573689737683).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11573689737683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41029367 + ... + 41310486.

Almost surely, 2^{11573689737680} is an apocalyptic number.

11573689737680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11573689737680 is an abundant number, since it is smaller than the sum of its proper divisors (19301779355824).

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

11573689737680 is a wasteful number, since it uses less digits than its factorization.

11573689737680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82340124 (or 82340118 counting only the distinct ones).

The product of its (nonzero) digits is 320060160, while the sum is 71.

The spelling of 11573689737680 in words is "eleven trillion, five hundred seventy-three billion, six hundred eighty-nine million, seven hundred thirty-seven thousand, six hundred eighty".