40263321341049 has 16 divisors (see below), whose sum is σ = 53908883957760. Its totient is φ = 26730152620560.

The previous prime is 40263321341039. The next prime is 40263321341053. The reversal of 40263321341049 is 94014312336204.

It is not a de Polignac number, because 40263321341049 - 2²⁷ = 40263187123321 is a prime.

It is a super-2 number, since 2×40263321341049² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40263321341049.

It is not an unprimeable number, because it can be changed into a prime (40263321341039) 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, 19798027 + ... + 21736800.

It is an arithmetic number, because the mean of its divisors is an integer number (3369305247360).

Almost surely, 2^{40263321341049} is an apocalyptic number.

It is an amenable number.

40263321341049 is a deficient number, since it is larger than the sum of its proper divisors (13645562616711).

40263321341049 is a wasteful number, since it uses less digits than its factorization.

40263321341049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41536180.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 40263321341049 in words is "forty trillion, two hundred sixty-three billion, three hundred twenty-one million, three hundred forty-one thousand, forty-nine".