40245467551 has 4 divisors (see below), whose sum is σ = 41995270512. Its totient is φ = 38495664592.

The previous prime is 40245467503. The next prime is 40245467579. The reversal of 40245467551 is 15576454204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40245467551 - 2¹¹ = 40245465503 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40245467498 and 40245467507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40245464551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874901446 + ... + 874901491.

It is an arithmetic number, because the mean of its divisors is an integer number (10498817628).

Almost surely, 2^40245467551 is an apocalyptic number.

40245467551 is a deficient number, since it is larger than the sum of its proper divisors (1749802961).

40245467551 is a wasteful number, since it uses less digits than its factorization.

40245467551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749802960.

The product of its (nonzero) digits is 672000, while the sum is 43.

The spelling of 40245467551 in words is "forty billion, two hundred forty-five million, four hundred sixty-seven thousand, five hundred fifty-one".