404501249040 has 160 divisors (see below), whose sum is σ = 1517389666560. Its totient is φ = 87018749952.

The previous prime is 404501249029. The next prime is 404501249051. The reversal of 404501249040 is 40942105404.

It is an interprime number because it is at equal distance from previous prime (404501249029) and next prime (404501249051).

It is a junction number, because it is equal to n+sod(n) for n = 404501248992 and 404501249010.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7053045 + ... + 7110164.

It is an arithmetic number, because the mean of its divisors is an integer number (9483685416).

Almost surely, 2^404501249040 is an apocalyptic number.

404501249040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

404501249040 is an abundant number, since it is smaller than the sum of its proper divisors (1112888417520).

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

404501249040 is a wasteful number, since it uses less digits than its factorization.

404501249040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14163249 (or 14163243 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The spelling of 404501249040 in words is "four hundred four billion, five hundred one million, two hundred forty-nine thousand, forty".