4016264264478 has 80 divisors (see below), whose sum is σ = 9083499369120. Its totient is φ = 1326249288000.

The previous prime is 4016264264477. The next prime is 4016264264483. The reversal of 4016264264478 is 8744624626104.

4016264264478 is a `hidden beast` number, since 4 + 0 + 1 + 626 + 4 + 2 + 6 + 4 + 4 + 7 + 8 = 666.

It is a super-2 number, since 2×4016264264478² (a number of 26 digits) contains 22 as substring.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4016264264477) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 129788488 + ... + 129819428.

It is an arithmetic number, because the mean of its divisors is an integer number (113543742114).

Almost surely, 2^{4016264264478} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4016264264478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4541749684560).

4016264264478 is an abundant number, since it is smaller than the sum of its proper divisors (5067235104642).

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

4016264264478 is a wasteful number, since it uses less digits than its factorization.

4016264264478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38415 (or 38406 counting only the distinct ones).

The product of its (nonzero) digits is 12386304, while the sum is 54.

The spelling of 4016264264478 in words is "four trillion, sixteen billion, two hundred sixty-four million, two hundred sixty-four thousand, four hundred seventy-eight".