5154451551 has 16 divisors (see below), whose sum is σ = 7637453920. Its totient is φ = 3435747840.

The previous prime is 5154451541. The next prime is 5154451553. The reversal of 5154451551 is 1551544515.

5154451551 is a `hidden beast` number, since 5 + 1 + 54 + 4 + 51 + 551 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-5154451551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5154451553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 222261 + ... + 244353.

It is an arithmetic number, because the mean of its divisors is an integer number (477340870).

Almost surely, 2^5154451551 is an apocalyptic number.

5154451551 is a deficient number, since it is larger than the sum of its proper divisors (2483002369).

5154451551 is a wasteful number, since it uses less digits than its factorization.

5154451551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30743 (or 30737 counting only the distinct ones).

The product of its digits is 50000, while the sum is 36.

The square root of 5154451551 is about 71794.5091981274. The cubic root of 5154451551 is about 1727.4049268732.

The spelling of 5154451551 in words is "five billion, one hundred fifty-four million, four hundred fifty-one thousand, five hundred fifty-one".