11537446746 has 128 divisors (see below), whose sum is σ = 28426567680. Its totient is φ = 3047040000.

The previous prime is 11537446717. The next prime is 11537446751. The reversal of 11537446746 is 64764473511.

It is a super-2 number, since 2×11537446746² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11537446695 and 11537446704.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10023271 + ... + 10024421.

It is an arithmetic number, because the mean of its divisors is an integer number (222082560).

Almost surely, 2^11537446746 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11537446746, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14213283840).

11537446746 is an abundant number, since it is smaller than the sum of its proper divisors (16889120934).

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

11537446746 is a wasteful number, since it uses less digits than its factorization.

11537446746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1420.

The product of its digits is 1693440, while the sum is 48.

The spelling of 11537446746 in words is "eleven billion, five hundred thirty-seven million, four hundred forty-six thousand, seven hundred forty-six".