1541220026636 has 36 divisors (see below), whose sum is σ = 2743849364256. Its totient is φ = 757486658880.

The previous prime is 1541220026629. The next prime is 1541220026651. The reversal of 1541220026636 is 6366200221451.

It is a self number, because there is not a number n which added to its sum of digits gives 1541220026636.

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 11 ways as a sum of consecutive naturals, for example, 23528666 + ... + 23594078.

It is an arithmetic number, because the mean of its divisors is an integer number (76218037896).

Almost surely, 2^{1541220026636} is an apocalyptic number.

It is an amenable number.

1541220026636 is a deficient number, since it is larger than the sum of its proper divisors (1202629337620).

1541220026636 is a wasteful number, since it uses less digits than its factorization.

1541220026636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67122 (or 67059 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 38.

The spelling of 1541220026636 in words is "one trillion, five hundred forty-one billion, two hundred twenty million, twenty-six thousand, six hundred thirty-six".