11397055767552 has 1188 divisors, whose sum is σ = 42995929603536. Its totient is φ = 3005273456640.

The previous prime is 11397055767547. The next prime is 11397055767571. The reversal of 11397055767552 is 25576755079311.

It is a happy number.

11397055767552 is a `hidden beast` number, since 1 + 1 + 3 + 9 + 7 + 0 + 5 + 5 + 76 + 7 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a self number, because there is not a number n which added to its sum of digits gives 11397055767552.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 2060575027 + ... + 2060580557.

Almost surely, 2^{11397055767552} is an apocalyptic number.

11397055767552 is a gapful number since it is divisible by the number (12) 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 11397055767552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21497964801768).

11397055767552 is an abundant number, since it is smaller than the sum of its proper divisors (31598873835984).

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

11397055767552 is an equidigital number, since it uses as much as digits as its factorization.

11397055767552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5606 (or 5556 counting only the distinct ones).

The product of its (nonzero) digits is 69457500, while the sum is 63.

The spelling of 11397055767552 in words is "eleven trillion, three hundred ninety-seven billion, fifty-five million, seven hundred sixty-seven thousand, five hundred fifty-two".