42454131051 has 32 divisors (see below), whose sum is σ = 58256283456. Its totient is φ = 27484160000.

The previous prime is 42454131029. The next prime is 42454131103. The reversal of 42454131051 is 15013145424.

It is a cyclic number.

It is not a de Polignac number, because 42454131051 - 2²⁷ = 42319913323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42454131011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43453075 + ... + 43454051.

It is an arithmetic number, because the mean of its divisors is an integer number (1820508858).

Almost surely, 2^42454131051 is an apocalyptic number.

42454131051 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

42454131051 is a deficient number, since it is larger than the sum of its proper divisors (15802152405).

42454131051 is a wasteful number, since it uses less digits than its factorization.

42454131051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 42454131051 its reverse (15013145424), we get a palindrome (57467276475).

The spelling of 42454131051 in words is "forty-two billion, four hundred fifty-four million, one hundred thirty-one thousand, fifty-one".