402611384064 has 432 divisors, whose sum is σ = 1170899807616. Its totient is φ = 122747289600.

The previous prime is 402611384041. The next prime is 402611384117. The reversal of 402611384064 is 460483116204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1773618319 + ... + 1773618545.

Almost surely, 2^402611384064 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 402611384064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (585449903808).

402611384064 is an abundant number, since it is smaller than the sum of its proper divisors (768288423552).

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

402611384064 is a wasteful number, since it uses less digits than its factorization.

402611384064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472 (or 441 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The spelling of 402611384064 in words is "four hundred two billion, six hundred eleven million, three hundred eighty-four thousand, sixty-four".