4997345559642 has 24 divisors (see below), whose sum is σ = 10843435047744. Its totient is φ = 1663342929864.

The previous prime is 4997345559641. The next prime is 4997345559667. The reversal of 4997345559642 is 2469555437994.

It is a happy number.

4997345559642 is a `hidden beast` number, since 4 + 9 + 9 + 7 + 3 + 4 + 5 + 559 + 64 + 2 = 666.

It is a super-2 number, since 2×4997345559642² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4997345559641) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 203230978 + ... + 203255565.

It is an arithmetic number, because the mean of its divisors is an integer number (451809793656).

Almost surely, 2^{4997345559642} is an apocalyptic number.

4997345559642 is an abundant number, since it is smaller than the sum of its proper divisors (5846089488102).

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

4997345559642 is a wasteful number, since it uses less digits than its factorization.

4997345559642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406487234 (or 406487231 counting only the distinct ones).

The product of its digits is 1469664000, while the sum is 72.

The spelling of 4997345559642 in words is "four trillion, nine hundred ninety-seven billion, three hundred forty-five million, five hundred fifty-nine thousand, six hundred forty-two".