4219558165490 has 32 divisors (see below), whose sum is σ = 7997565291840. Its totient is φ = 1598467867200.

The previous prime is 4219558165453. The next prime is 4219558165517. The reversal of 4219558165490 is 945618559124.

It is a super-2 number, since 2×4219558165490² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3046016 + ... + 4209195.

It is an arithmetic number, because the mean of its divisors is an integer number (249923915370).

Almost surely, 2^{4219558165490} is an apocalyptic number.

4219558165490 is a deficient number, since it is larger than the sum of its proper divisors (3778007126350).

4219558165490 is a wasteful number, since it uses less digits than its factorization.

4219558165490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7258298.

The product of its (nonzero) digits is 15552000, while the sum is 59.

The spelling of 4219558165490 in words is "four trillion, two hundred nineteen billion, five hundred fifty-eight million, one hundred sixty-five thousand, four hundred ninety".