11423403441534 has 32 divisors (see below), whose sum is σ = 26121649165056. Its totient is φ = 3262452963840.

The previous prime is 11423403441521. The next prime is 11423403441547. The reversal of 11423403441534 is 43514430432411.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11423403441521) and next prime (11423403441547).

It is a junction number, because it is equal to n+sod(n) for n = 11423403441492 and 11423403441501.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57257187 + ... + 57456350.

It is an arithmetic number, because the mean of its divisors is an integer number (816301536408).

Almost surely, 2^{11423403441534} is an apocalyptic number.

11423403441534 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11423403441534 is an abundant number, since it is smaller than the sum of its proper divisors (14698245723522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11423403441534 is a wasteful number, since it uses less digits than its factorization.

11423403441534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114715920.

The product of its (nonzero) digits is 276480, while the sum is 39.

Adding to 11423403441534 its reverse (43514430432411), we get a palindrome (54937833873945).

The spelling of 11423403441534 in words is "eleven trillion, four hundred twenty-three billion, four hundred three million, four hundred forty-one thousand, five hundred thirty-four".