11621041263533 has 16 divisors (see below), whose sum is σ = 12536967273600. Its totient is φ = 10708261252416.

The previous prime is 11621041263529. The next prime is 11621041263541. The reversal of 11621041263533 is 33536214012611.

It is not a de Polignac number, because 11621041263533 - 2² = 11621041263529 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11621041263563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97410266 + ... + 97529492.

It is an arithmetic number, because the mean of its divisors is an integer number (783560454600).

Almost surely, 2^{11621041263533} is an apocalyptic number.

11621041263533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11621041263533 is a deficient number, since it is larger than the sum of its proper divisors (915926010067).

11621041263533 is a wasteful number, since it uses less digits than its factorization.

11621041263533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132356.

The product of its (nonzero) digits is 77760, while the sum is 38.

The spelling of 11621041263533 in words is "eleven trillion, six hundred twenty-one billion, forty-one million, two hundred sixty-three thousand, five hundred thirty-three".