5101461840 has 80 divisors (see below), whose sum is σ = 15954568128. Its totient is φ = 1348343808.

The previous prime is 5101461809. The next prime is 5101461901. The reversal of 5101461840 is 481641015.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 5101461798 and 5101461807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66934 + ... + 121173.

Almost surely, 2^5101461840 is an apocalyptic number.

It is an amenable number.

5101461840 is an abundant number, since it is smaller than the sum of its proper divisors (10853106288).

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

5101461840 is a wasteful number, since it uses less digits than its factorization.

5101461840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188236 (or 188230 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 30.

The square root of 5101461840 is about 71424.5184793009. The cubic root of 5101461840 is about 1721.4650668519.

The spelling of 5101461840 in words is "five billion, one hundred one million, four hundred sixty-one thousand, eight hundred forty".