442372537545 has 16 divisors (see below), whose sum is σ = 712546372800. Its totient is φ = 234348582464.

The previous prime is 442372537517. The next prime is 442372537613. The reversal of 442372537545 is 545735273244.

It is a cyclic number.

It is not a de Polignac number, because 442372537545 - 2⁸ = 442372537289 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98962539 + ... + 98967008.

It is an arithmetic number, because the mean of its divisors is an integer number (44534148300).

Almost surely, 2^442372537545 is an apocalyptic number.

It is an amenable number.

442372537545 is a deficient number, since it is larger than the sum of its proper divisors (270173835255).

442372537545 is a wasteful number, since it uses less digits than its factorization.

442372537545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197929704.

The product of its digits is 14112000, while the sum is 51.

The spelling of 442372537545 in words is "four hundred forty-two billion, three hundred seventy-two million, five hundred thirty-seven thousand, five hundred forty-five".