1054221640164 has 96 divisors (see below), whose sum is σ = 3407585126400. Its totient is φ = 273823800480.

The previous prime is 1054221640159. The next prime is 1054221640183. The reversal of 1054221640164 is 4610461224501.

1054221640164 is a `hidden beast` number, since 1 + 0 + 5 + 4 + 2 + 2 + 1 + 640 + 1 + 6 + 4 = 666.

It is a super-2 number, since 2×1054221640164² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

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 31 ways as a sum of consecutive naturals, for example, 63376824 + ... + 63393455.

It is an arithmetic number, because the mean of its divisors is an integer number (35495678400).

Almost surely, 2^{1054221640164} is an apocalyptic number.

1054221640164 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1054221640164 is an abundant number, since it is smaller than the sum of its proper divisors (2353363486236).

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

1054221640164 is a wasteful number, since it uses less digits than its factorization.

1054221640164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126770310 (or 126770302 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

Adding to 1054221640164 its reverse (4610461224501), we get a palindrome (5664682864665).

The spelling of 1054221640164 in words is "one trillion, fifty-four billion, two hundred twenty-one million, six hundred forty thousand, one hundred sixty-four".