42566734954 has 4 divisors (see below), whose sum is σ = 63850102434. Its totient is φ = 21283367476.

The previous prime is 42566734937. The next prime is 42566734981. The reversal of 42566734954 is 45943766524.

It is a happy number.

42566734954 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 34050213729 + 8516521225 = 184527^2 + 92285^2 .

It is a super-3 number, since 3×42566734954³ (a number of 33 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42566734895 and 42566734904.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10641683737 + ... + 10641683740.

Almost surely, 2^42566734954 is an apocalyptic number.

42566734954 is a deficient number, since it is larger than the sum of its proper divisors (21283367480).

42566734954 is a wasteful number, since it uses less digits than its factorization.

42566734954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21283367479.

The product of its digits is 21772800, while the sum is 55.

The spelling of 42566734954 in words is "forty-two billion, five hundred sixty-six million, seven hundred thirty-four thousand, nine hundred fifty-four".