40304248655 has 64 divisors (see below), whose sum is σ = 57452129280. Its totient is φ = 26826163200.

The previous prime is 40304248639. The next prime is 40304248711. The reversal of 40304248655 is 55684240304.

It is not a de Polignac number, because 40304248655 - 2⁴ = 40304248639 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4408469 + ... + 4417601.

It is an arithmetic number, because the mean of its divisors is an integer number (897689520).

Almost surely, 2^40304248655 is an apocalyptic number.

40304248655 is a deficient number, since it is larger than the sum of its proper divisors (17147880625).

40304248655 is a wasteful number, since it uses less digits than its factorization.

40304248655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9312.

The product of its (nonzero) digits is 460800, while the sum is 41.

Adding to 40304248655 its reverse (55684240304), we get a palindrome (95988488959).

The spelling of 40304248655 in words is "forty billion, three hundred four million, two hundred forty-eight thousand, six hundred fifty-five".