11451604051650 has 192 divisors, whose sum is σ = 32507544526848. Its totient is φ = 2613446626560.

The previous prime is 11451604051639. The next prime is 11451604051673. The reversal of 11451604051650 is 5615040615411.

It is a super-2 number, since 2×11451604051650² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11451604051599 and 11451604051608.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2316729079 + ... + 2316734021.

It is an arithmetic number, because the mean of its divisors is an integer number (169310127744).

Almost surely, 2^{11451604051650} is an apocalyptic number.

11451604051650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 11451604051650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16253772263424).

11451604051650 is an abundant number, since it is smaller than the sum of its proper divisors (21055940475198).

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

11451604051650 is a wasteful number, since it uses less digits than its factorization.

11451604051650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7945 (or 7940 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 39.

The spelling of 11451604051650 in words is "eleven trillion, four hundred fifty-one billion, six hundred four million, fifty-one thousand, six hundred fifty".