4292248396638 has 128 divisors (see below), whose sum is σ = 9308864839680. Its totient is φ = 1315509085440.

The previous prime is 4292248396621. The next prime is 4292248396663. The reversal of 4292248396638 is 8366938422924.

It is a super-3 number, since 3×4292248396638³ (a number of 39 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 814002370 + ... + 814007642.

It is an arithmetic number, because the mean of its divisors is an integer number (72725506560).

Almost surely, 2^{4292248396638} is an apocalyptic number.

4292248396638 is an abundant number, since it is smaller than the sum of its proper divisors (5016616443042).

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

4292248396638 is a wasteful number, since it uses less digits than its factorization.

4292248396638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6574.

The product of its digits is 214990848, while the sum is 66.

The spelling of 4292248396638 in words is "four trillion, two hundred ninety-two billion, two hundred forty-eight million, three hundred ninety-six thousand, six hundred thirty-eight".