4551156045 has 32 divisors (see below), whose sum is σ = 8109072000. Its totient is φ = 2421844992.

The previous prime is 4551156041. The next prime is 4551156047. The reversal of 4551156045 is 5406511554.

4551156045 is a `hidden beast` number, since 4 + 5 + 51 + 1 + 560 + 45 = 666.

It is not a de Polignac number, because 4551156045 - 2² = 4551156041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4551156041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23074 + ... + 98156.

It is an arithmetic number, because the mean of its divisors is an integer number (253408500).

Almost surely, 2^4551156045 is an apocalyptic number.

4551156045 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4551156045 is a deficient number, since it is larger than the sum of its proper divisors (3557915955).

4551156045 is a wasteful number, since it uses less digits than its factorization.

4551156045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75546 (or 75540 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

The square root of 4551156045 is about 67462.2564475870. The cubic root of 4551156045 is about 1657.1961237319.

Adding to 4551156045 its reverse (5406511554), we get a palindrome (9957667599).

The spelling of 4551156045 in words is "four billion, five hundred fifty-one million, one hundred fifty-six thousand, forty-five".