40367591448 has 64 divisors (see below), whose sum is σ = 104430816000. Its totient is φ = 12987902592.

The previous prime is 40367591447. The next prime is 40367591449. The reversal of 40367591448 is 84419576304.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (40367591447) and next prime (40367591449).

It is a self number, because there is not a number n which added to its sum of digits gives 40367591448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40367591447) 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, 3013261 + ... + 3026627.

It is an arithmetic number, because the mean of its divisors is an integer number (1631731500).

Almost surely, 2^40367591448 is an apocalyptic number.

It is an amenable number.

40367591448 is an abundant number, since it is smaller than the sum of its proper divisors (64063224552).

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

40367591448 is a wasteful number, since it uses less digits than its factorization.

40367591448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17744 (or 17740 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 51.

The spelling of 40367591448 in words is "forty billion, three hundred sixty-seven million, five hundred ninety-one thousand, four hundred forty-eight".