11451123602646 has 96 divisors (see below), whose sum is σ = 30378417279840. Its totient is φ = 2842424976384.

The previous prime is 11451123602599. The next prime is 11451123602747. The reversal of 11451123602646 is 64620632115411.

It is a super-2 number, since 2×11451123602646² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 11451123602598 and 11451123602607.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88055841 + ... + 88185788.

It is an arithmetic number, because the mean of its divisors is an integer number (316441846665).

Almost surely, 2^{11451123602646} is an apocalyptic number.

11451123602646 is an abundant number, since it is smaller than the sum of its proper divisors (18927293677194).

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

11451123602646 is a wasteful number, since it uses less digits than its factorization.

11451123602646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176241678 (or 176241671 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The spelling of 11451123602646 in words is "eleven trillion, four hundred fifty-one billion, one hundred twenty-three million, six hundred two thousand, six hundred forty-six".