409613011764 has 48 divisors (see below), whose sum is σ = 1043602128576. Its totient is φ = 124011961600.

The previous prime is 409613011657. The next prime is 409613011781. The reversal of 409613011764 is 467110316904.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1269567 + ... + 1559174.

It is an arithmetic number, because the mean of its divisors is an integer number (21741711012).

Almost surely, 2^409613011764 is an apocalyptic number.

409613011764 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

409613011764 is an abundant number, since it is smaller than the sum of its proper divisors (633989116812).

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

409613011764 is a wasteful number, since it uses less digits than its factorization.

409613011764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829856 (or 2829854 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 409613011764 in words is "four hundred nine billion, six hundred thirteen million, eleven thousand, seven hundred sixty-four".