61045809862 has 8 divisors (see below), whose sum is σ = 92512722456. Its totient is φ = 30208235712.

The previous prime is 61045809857. The next prime is 61045809887. The reversal of 61045809862 is 26890854016.

61045809862 is digitally balanced in base 2, 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 congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 157334368 + ... + 157334755.

It is an arithmetic number, because the mean of its divisors is an integer number (11564090307).

Almost surely, 2^61045809862 is an apocalyptic number.

61045809862 is a deficient number, since it is larger than the sum of its proper divisors (31466912594).

61045809862 is a wasteful number, since it uses less digits than its factorization.

61045809862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314669222.

The product of its (nonzero) digits is 829440, while the sum is 49.

The spelling of 61045809862 in words is "sixty-one billion, forty-five million, eight hundred nine thousand, eight hundred sixty-two".