5916978545 has 8 divisors (see below), whose sum is σ = 7180154280. Its totient is φ = 4680396160.

The previous prime is 5916978539. The next prime is 5916978559. The reversal of 5916978545 is 5458796195.

It can be written as a sum of positive squares in 4 ways, for example, as 289578289 + 5627400256 = 17017^2 + 75016^2 .

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

It is not a de Polignac number, because 5916978545 - 2⁶ = 5916978481 is a prime.

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, 6647846 + ... + 6648735.

It is an arithmetic number, because the mean of its divisors is an integer number (897519285).

Almost surely, 2^5916978545 is an apocalyptic number.

It is an amenable number.

5916978545 is a deficient number, since it is larger than the sum of its proper divisors (1263175735).

5916978545 is a wasteful number, since it uses less digits than its factorization.

5916978545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13296675.

The product of its digits is 13608000, while the sum is 59.

The square root of 5916978545 is about 76921.8989950196. The cubic root of 5916978545 is about 1808.7005258200.

The spelling of 5916978545 in words is "five billion, nine hundred sixteen million, nine hundred seventy-eight thousand, five hundred forty-five".