403541052215551 has 2 divisors, whose sum is σ = 403541052215552. Its totient is φ = 403541052215550.

The previous prime is 403541052215533. The next prime is 403541052215573. The reversal of 403541052215551 is 155512250145304.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-403541052215551 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 403541052215498 and 403541052215507.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (403541052315551) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201770526107775 + 201770526107776.

It is an arithmetic number, because the mean of its divisors is an integer number (201770526107776).

Almost surely, 2^{403541052215551} is an apocalyptic number.

403541052215551 is a deficient number, since it is larger than the sum of its proper divisors (1).

403541052215551 is an equidigital number, since it uses as much as digits as its factorization.

403541052215551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 600000, while the sum is 43.

The spelling of 403541052215551 in words is "four hundred three trillion, five hundred forty-one billion, fifty-two million, two hundred fifteen thousand, five hundred fifty-one".