264466143420402 has 256 divisors, whose sum is σ = 700352789004288. Its totient is φ = 64456165601280.

The previous prime is 264466143420373. The next prime is 264466143420433. The reversal of 264466143420402 is 204024341664462.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 11105944648 + ... + 11105968460.

It is an arithmetic number, because the mean of its divisors is an integer number (2735753082048).

Almost surely, 2^{264466143420402} is an apocalyptic number.

264466143420402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 264466143420402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (350176394502144).

264466143420402 is an abundant number, since it is smaller than the sum of its proper divisors (435886645583886).

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

264466143420402 is a wasteful number, since it uses less digits than its factorization.

264466143420402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28073.

The product of its (nonzero) digits is 5308416, while the sum is 48.

The spelling of 264466143420402 in words is "two hundred sixty-four trillion, four hundred sixty-six billion, one hundred forty-three million, four hundred twenty thousand, four hundred two".