40415550480 has 160 divisors (see below), whose sum is σ = 139818729600. Its totient is φ = 10730285568.

The previous prime is 40415550449. The next prime is 40415550493. The reversal of 40415550480 is 8405551404.

It is a happy number.

40415550480 is a `hidden beast` number, since 40 + 41 + 55 + 50 + 480 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 453787 + ... + 535493.

It is an arithmetic number, because the mean of its divisors is an integer number (873867060).

Almost surely, 2^40415550480 is an apocalyptic number.

40415550480 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 40415550480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69909364800).

40415550480 is an abundant number, since it is smaller than the sum of its proper divisors (99403179120).

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

40415550480 is a wasteful number, since it uses less digits than its factorization.

40415550480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81958 (or 81946 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 36.

The spelling of 40415550480 in words is "forty billion, four hundred fifteen million, five hundred fifty thousand, four hundred eighty".