11451023405340 has 96 divisors (see below), whose sum is σ = 32095529895744. Its totient is φ = 3050496276480.

The previous prime is 11451023405321. The next prime is 11451023405359. The reversal of 11451023405340 is 4350432015411.

It is an interprime number because it is at equal distance from previous prime (11451023405321) and next prime (11451023405359).

It is a super-2 number, since 2×11451023405340² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 587915682 + ... + 587935158.

It is an arithmetic number, because the mean of its divisors is an integer number (334328436414).

Almost surely, 2^{11451023405340} is an apocalyptic number.

11451023405340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11451023405340 is an abundant number, since it is smaller than the sum of its proper divisors (20644506490404).

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

11451023405340 is a wasteful number, since it uses less digits than its factorization.

11451023405340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28967 (or 28965 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 11451023405340 in words is "eleven trillion, four hundred fifty-one billion, twenty-three million, four hundred five thousand, three hundred forty".