4921844958 has 28 divisors (see below), whose sum is σ = 11069090808. Its totient is φ = 1640614500.

The previous prime is 4921844951. The next prime is 4921845001. The reversal of 4921844958 is 8594481294.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4921844951) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 1686418 + ... + 1689333.

Almost surely, 2^4921844958 is an apocalyptic number.

4921844958 is an abundant number, since it is smaller than the sum of its proper divisors (6147245850).

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

4921844958 is an equidigital number, since it uses as much as digits as its factorization.

4921844958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3375771 (or 3375756 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 54.

The square root of 4921844958 is about 70155.8618933586. The cubic root of 4921844958 is about 1701.0195680960.

The spelling of 4921844958 in words is "four billion, nine hundred twenty-one million, eight hundred forty-four thousand, nine hundred fifty-eight".