4016996820 has 96 divisors (see below), whose sum is σ = 12673463040. Its totient is φ = 1056101760.

The previous prime is 4016996813. The next prime is 4016996839. The reversal of 4016996820 is 286996104.

It is a happy number.

It is a super-2 number, since 2×4016996820² = 32272526903780224800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14047 + ... + 90726.

It is an arithmetic number, because the mean of its divisors is an integer number (132015240).

Almost surely, 2^4016996820 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4016996820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6336731520).

4016996820 is an abundant number, since it is smaller than the sum of its proper divisors (8656466220).

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

4016996820 is a wasteful number, since it uses less digits than its factorization.

4016996820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104862 (or 104854 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 4016996820 is about 63379.7824231040. The cubic root of 4016996820 is about 1589.6462723266.

The spelling of 4016996820 in words is "four billion, sixteen million, nine hundred ninety-six thousand, eight hundred twenty".