11552151552645 has 128 divisors (see below), whose sum is σ = 21566754662400. Its totient is φ = 5221459584000.

The previous prime is 11552151552637. The next prime is 11552151552679. The reversal of 11552151552645 is 54625515125511.

It is not a de Polignac number, because 11552151552645 - 2³ = 11552151552637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11552151552594 and 11552151552603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 51499591 + ... + 51723419.

It is an arithmetic number, because the mean of its divisors is an integer number (168490270800).

Almost surely, 2^{11552151552645} is an apocalyptic number.

11552151552645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

11552151552645 is a deficient number, since it is larger than the sum of its proper divisors (10014603109755).

11552151552645 is a wasteful number, since it uses less digits than its factorization.

11552151552645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224131.

The product of its digits is 1500000, while the sum is 48.

The spelling of 11552151552645 in words is "eleven trillion, five hundred fifty-two billion, one hundred fifty-one million, five hundred fifty-two thousand, six hundred forty-five".