40477245696 has 144 divisors (see below), whose sum is σ = 119967429120. Its totient is φ = 13462087680.

The previous prime is 40477245691. The next prime is 40477245713. The reversal of 40477245696 is 69654277404.

40477245696 is a `hidden beast` number, since 4 + 0 + 4 + 7 + 72 + 4 + 569 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (40477245691) 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, 3180081 + ... + 3192783.

Almost surely, 2^40477245696 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 40477245696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59983714560).

40477245696 is an abundant number, since it is smaller than the sum of its proper divisors (79490183424).

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

40477245696 is a wasteful number, since it uses less digits than its factorization.

40477245696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13189 (or 13169 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 40477245696 in words is "forty billion, four hundred seventy-seven million, two hundred forty-five thousand, six hundred ninety-six".