40263552382 has 16 divisors (see below), whose sum is σ = 65194359840. Its totient is φ = 18592464352.

The previous prime is 40263552347. The next prime is 40263552389. The reversal of 40263552382 is 28325536204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40263552389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15089953 + ... + 15092620.

It is an arithmetic number, because the mean of its divisors is an integer number (4074647490).

Almost surely, 2^40263552382 is an apocalyptic number.

40263552382 is a deficient number, since it is larger than the sum of its proper divisors (24930807458).

40263552382 is a wasteful number, since it uses less digits than its factorization.

40263552382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30182627.

The product of its (nonzero) digits is 345600, while the sum is 40.

It can be divided in two parts, 402 and 63552382, that added together give a square (63552784 = 7972²).

The spelling of 40263552382 in words is "forty billion, two hundred sixty-three million, five hundred fifty-two thousand, three hundred eighty-two".