5154561551 has 8 divisors (see below), whose sum is σ = 5491257264. Its totient is φ = 4821586560.

The previous prime is 5154561523. The next prime is 5154561571. The reversal of 5154561551 is 1551654515.

5154561551 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5154561551 - 2²² = 5150367247 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 (5154561521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 927320 + ... + 932861.

It is an arithmetic number, because the mean of its divisors is an integer number (686407158).

Almost surely, 2^5154561551 is an apocalyptic number.

5154561551 is a deficient number, since it is larger than the sum of its proper divisors (336695713).

5154561551 is a wasteful number, since it uses less digits than its factorization.

5154561551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1860361.

The product of its digits is 75000, while the sum is 38.

The square root of 5154561551 is about 71795.2752693379. The cubic root of 5154561551 is about 1727.4172148401.

The spelling of 5154561551 in words is "five billion, one hundred fifty-four million, five hundred sixty-one thousand, five hundred fifty-one".