40295553397 has 16 divisors (see below), whose sum is σ = 44084559168. Its totient is φ = 36527662080.

The previous prime is 40295553383. The next prime is 40295553401. The reversal of 40295553397 is 79335559204.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40295553397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40295553307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6765973 + ... + 6771925.

It is an arithmetic number, because the mean of its divisors is an integer number (2755284948).

Almost surely, 2^40295553397 is an apocalyptic number.

It is an amenable number.

40295553397 is a deficient number, since it is larger than the sum of its proper divisors (3789005771).

40295553397 is a wasteful number, since it uses less digits than its factorization.

40295553397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7620.

The product of its (nonzero) digits is 5103000, while the sum is 52.

The spelling of 40295553397 in words is "forty billion, two hundred ninety-five million, five hundred fifty-three thousand, three hundred ninety-seven".