5154870642 has 16 divisors (see below), whose sum is σ = 10314177120. Its totient is φ = 1717550912.

The previous prime is 5154870631. The next prime is 5154870661. The reversal of 5154870642 is 2460784515.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 5154870594 and 5154870603.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169623 + ... + 197690.

It is an arithmetic number, because the mean of its divisors is an integer number (644636070).

Almost surely, 2^5154870642 is an apocalyptic number.

5154870642 is an abundant number, since it is smaller than the sum of its proper divisors (5159306478).

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

5154870642 is a wasteful number, since it uses less digits than its factorization.

5154870642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369657.

The product of its (nonzero) digits is 268800, while the sum is 42.

The square root of 5154870642 is about 71797.4278230077. The cubic root of 5154870642 is about 1727.4517420860.

The spelling of 5154870642 in words is "five billion, one hundred fifty-four million, eight hundred seventy thousand, six hundred forty-two".