5987509642 has 4 divisors (see below), whose sum is σ = 8981264466. Its totient is φ = 2993754820.

The previous prime is 5987509613. The next prime is 5987509657. The reversal of 5987509642 is 2469057895.

It is a Cunningham number, because it is equal to 77379²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5987509641 + 1 = 77379^2 + 1^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1496877409 + ... + 1496877412.

Almost surely, 2^5987509642 is an apocalyptic number.

5987509642 is a deficient number, since it is larger than the sum of its proper divisors (2993754824).

5987509642 is a wasteful number, since it uses less digits than its factorization.

5987509642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2993754823.

The product of its (nonzero) digits is 5443200, while the sum is 55.

The square root of 5987509642 is about 77379.0000064617. Note that the first 5 decimals coincide. The cubic root of 5987509642 is about 1815.8588009285.

The spelling of 5987509642 in words is "five billion, nine hundred eighty-seven million, five hundred nine thousand, six hundred forty-two".