4545454400145 has 24 divisors (see below), whose sum is σ = 8132942068992. Its totient is φ = 2346040980000.

The previous prime is 4545454400131. The next prime is 4545454400161. The reversal of 4545454400145 is 5410044545454.

4545454400145 is a `hidden beast` number, since 4 + 5 + 4 + 54 + 54 + 400 + 145 = 666.

It is not a de Polignac number, because 4545454400145 - 2¹³ = 4545454391953 is a prime.

It is a super-2 number, since 2×4545454400145² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 4545454400145.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1629193731 + ... + 1629196520.

It is an arithmetic number, because the mean of its divisors is an integer number (338872586208).

Almost surely, 2^{4545454400145} is an apocalyptic number.

4545454400145 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4545454400145 is a deficient number, since it is larger than the sum of its proper divisors (3587487668847).

4545454400145 is a wasteful number, since it uses less digits than its factorization.

4545454400145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3258390293 (or 3258390290 counting only the distinct ones).

The product of its (nonzero) digits is 2560000, while the sum is 45.

Adding to 4545454400145 its reverse (5410044545454), we get a palindrome (9955498945599).

The spelling of 4545454400145 in words is "four trillion, five hundred forty-five billion, four hundred fifty-four million, four hundred thousand, one hundred forty-five".