40263354713261 has 8 divisors (see below), whose sum is σ = 42015145951680. Its totient is φ = 38511664358112.

The previous prime is 40263354713251. The next prime is 40263354713293. The reversal of 40263354713261 is 16231745336204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40263354713261 - 2³⁴ = 40246174844077 is a prime.

It is a super-2 number, since 2×40263354713261² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40263354713251) 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, 24404675 + ... + 26002208.

It is an arithmetic number, because the mean of its divisors is an integer number (5251893243960).

Almost surely, 2^{40263354713261} is an apocalyptic number.

It is an amenable number.

40263354713261 is a deficient number, since it is larger than the sum of its proper divisors (1751791238419).

40263354713261 is a wasteful number, since it uses less digits than its factorization.

40263354713261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50441635.

The product of its (nonzero) digits is 2177280, while the sum is 47.

The spelling of 40263354713261 in words is "forty trillion, two hundred sixty-three billion, three hundred fifty-four million, seven hundred thirteen thousand, two hundred sixty-one".