2311405403542 has 16 divisors (see below), whose sum is σ = 3545054542512. Its totient is φ = 1130007651840.

The previous prime is 2311405403539. The next prime is 2311405403551. The reversal of 2311405403542 is 2453045041132.

It is a super-2 number, since 2×2311405403542² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2311405403498 and 2311405403507.

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, 71757759 + ... + 71789962.

It is an arithmetic number, because the mean of its divisors is an integer number (221565908907).

Almost surely, 2^{2311405403542} is an apocalyptic number.

2311405403542 is a deficient number, since it is larger than the sum of its proper divisors (1233649138970).

2311405403542 is a wasteful number, since it uses less digits than its factorization.

2311405403542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143547903.

The product of its (nonzero) digits is 57600, while the sum is 34.

The spelling of 2311405403542 in words is "two trillion, three hundred eleven billion, four hundred five million, four hundred three thousand, five hundred forty-two".