11434621611542 has 16 divisors (see below), whose sum is σ = 17177859864432. Its totient is φ = 5708668761600.

The previous prime is 11434621611541. The next prime is 11434621611547. The reversal of 11434621611542 is 24511612643411.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11434621611542.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11434621611541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68060042 + ... + 68227842.

It is an arithmetic number, because the mean of its divisors is an integer number (1073616241527).

Almost surely, 2^{11434621611542} is an apocalyptic number.

11434621611542 is a deficient number, since it is larger than the sum of its proper divisors (5743238252890).

11434621611542 is a wasteful number, since it uses less digits than its factorization.

11434621611542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219103.

The product of its digits is 138240, while the sum is 41.

The spelling of 11434621611542 in words is "eleven trillion, four hundred thirty-four billion, six hundred twenty-one million, six hundred eleven thousand, five hundred forty-two".