11211552621406 has 16 divisors (see below), whose sum is σ = 17058220442928. Its totient is φ = 5525573889600.

The previous prime is 11211552621371. The next prime is 11211552621431. The reversal of 11211552621406 is 60412625511211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23449780 + ... + 23923111.

It is an arithmetic number, because the mean of its divisors is an integer number (1066138777683).

Almost surely, 2^{11211552621406} is an apocalyptic number.

11211552621406 is a deficient number, since it is larger than the sum of its proper divisors (5846667821522).

11211552621406 is a wasteful number, since it uses less digits than its factorization.

11211552621406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47374587.

The product of its (nonzero) digits is 28800, while the sum is 37.

The spelling of 11211552621406 in words is "eleven trillion, two hundred eleven billion, five hundred fifty-two million, six hundred twenty-one thousand, four hundred six".