442400551340503 has 64 divisors (see below), whose sum is σ = 583530753024000. Its totient is φ = 326171638149120.

The previous prime is 442400551340497. The next prime is 442400551340509. The reversal of 442400551340503 is 305043155004244.

It is an interprime number because it is at equal distance from previous prime (442400551340497) and next prime (442400551340509).

It is a cyclic number.

It is not a de Polignac number, because 442400551340503 - 2¹⁷ = 442400551209431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (442400551340509) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 12263323 + ... + 32174371.

It is an arithmetic number, because the mean of its divisors is an integer number (9117668016000).

Almost surely, 2^{442400551340503} is an apocalyptic number.

442400551340503 is a deficient number, since it is larger than the sum of its proper divisors (141130201683497).

442400551340503 is a wasteful number, since it uses less digits than its factorization.

442400551340503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19911440.

The product of its (nonzero) digits is 576000, while the sum is 40.

The spelling of 442400551340503 in words is "four hundred forty-two trillion, four hundred billion, five hundred fifty-one million, three hundred forty thousand, five hundred three".