11420697600 has 1056 divisors, whose sum is σ = 47760276480. Its totient is φ = 2654208000.

The previous prime is 11420697599. The next prime is 11420697677. The reversal of 11420697600 is 679602411.

11420697600 is a `hidden beast` number, since 1 + 1 + 42 + 0 + 6 + 9 + 7 + 600 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 278553580 + ... + 278553620.

Almost surely, 2^11420697600 is an apocalyptic number.

11420697600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11420697600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23880138240).

11420697600 is an abundant number, since it is smaller than the sum of its proper divisors (36339578880).

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

11420697600 is a wasteful number, since it uses less digits than its factorization.

11420697600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124 (or 95 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 11420697600 in words is "eleven billion, four hundred twenty million, six hundred ninety-seven thousand, six hundred".