5591511023642 has 16 divisors (see below), whose sum is σ = 8389150359072. Its totient is φ = 2795127659280.

The previous prime is 5591511023621. The next prime is 5591511023647. The reversal of 5591511023642 is 2463201151955.

It is a junction number, because it is equal to n+sod(n) for n = 5591511023593 and 5591511023602.

It is not an unprimeable number, because it can be changed into a prime (5591511023647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 289211408 + ... + 289230740.

It is an arithmetic number, because the mean of its divisors is an integer number (524321897442).

Almost surely, 2^{5591511023642} is an apocalyptic number.

5591511023642 is a deficient number, since it is larger than the sum of its proper divisors (2797639335430).

5591511023642 is a wasteful number, since it uses less digits than its factorization.

5591511023642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44333.

The product of its (nonzero) digits is 324000, while the sum is 44.

The spelling of 5591511023642 in words is "five trillion, five hundred ninety-one billion, five hundred eleven million, twenty-three thousand, six hundred forty-two".