402462266000 has 80 divisors (see below), whose sum is σ = 973702814448. Its totient is φ = 160894080000.

The previous prime is 402462265999. The next prime is 402462266009. The reversal of 402462266000 is 662264204.

It can be written as a sum of positive squares in 8 ways, for example, as 180764426896 + 221697839104 = 425164^2 + 470848^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (402462266009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3546134 + ... + 3657866.

Almost surely, 2^402462266000 is an apocalyptic number.

402462266000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402462266000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (486851407224).

402462266000 is an abundant number, since it is smaller than the sum of its proper divisors (571240548448).

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

402462266000 is a wasteful number, since it uses less digits than its factorization.

402462266000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113557 (or 113541 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

The spelling of 402462266000 in words is "four hundred two billion, four hundred sixty-two million, two hundred sixty-six thousand".