42566035065433 has 4 divisors (see below), whose sum is σ = 46435674616848. Its totient is φ = 38696395514020.

The previous prime is 42566035065431. The next prime is 42566035065469. The reversal of 42566035065433 is 33456053066524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 42566035065433 - 2¹ = 42566035065431 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42566035065431) 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, 1934819775691 + ... + 1934819775712.

It is an arithmetic number, because the mean of its divisors is an integer number (11608918654212).

Almost surely, 2^{42566035065433} is an apocalyptic number.

It is an amenable number.

42566035065433 is a deficient number, since it is larger than the sum of its proper divisors (3869639551415).

42566035065433 is a wasteful number, since it uses less digits than its factorization.

42566035065433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3869639551414.

The product of its (nonzero) digits is 23328000, while the sum is 52.

The spelling of 42566035065433 in words is "forty-two trillion, five hundred sixty-six billion, thirty-five million, sixty-five thousand, four hundred thirty-three".