11537234145436 has 12 divisors (see below), whose sum is σ = 20217931643728. Its totient is φ = 5760682247232.

The previous prime is 11537234145427. The next prime is 11537234145473. The reversal of 11537234145436 is 63454143273511.

It is a super-2 number, since 2×11537234145436² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11537234145436.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1983703101 + ... + 1983708916.

Almost surely, 2^{11537234145436} is an apocalyptic number.

It is an amenable number.

11537234145436 is a deficient number, since it is larger than the sum of its proper divisors (8680697498292).

11537234145436 is a wasteful number, since it uses less digits than its factorization.

11537234145436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3967412748 (or 3967412746 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 49.

The spelling of 11537234145436 in words is "eleven trillion, five hundred thirty-seven billion, two hundred thirty-four million, one hundred forty-five thousand, four hundred thirty-six".