4545454129164 has 288 divisors, whose sum is σ = 12917202188800. Its totient is φ = 1389341403648.

The previous prime is 4545454129147. The next prime is 4545454129193. The reversal of 4545454129164 is 4619214545454.

4545454129164 is a `hidden beast` number, since 4 + 5 + 4 + 5 + 4 + 541 + 2 + 91 + 6 + 4 = 666.

It is a super-2 number, since 2×4545454129164² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 4545454129164.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2280708552 + ... + 2280710544.

Almost surely, 2^{4545454129164} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4545454129164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6458601094400).

4545454129164 is an abundant number, since it is smaller than the sum of its proper divisors (8371748059636).

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

4545454129164 is a wasteful number, since it uses less digits than its factorization.

4545454129164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3131 (or 3117 counting only the distinct ones).

The product of its digits is 13824000, while the sum is 54.

The spelling of 4545454129164 in words is "four trillion, five hundred forty-five billion, four hundred fifty-four million, one hundred twenty-nine thousand, one hundred sixty-four".