42451545711 has 4 divisors (see below), whose sum is σ = 56602060952. Its totient is φ = 28301030472.

The previous prime is 42451545709. The next prime is 42451545713. The reversal of 42451545711 is 11754515424.

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

It is an interprime number because it is at equal distance from previous prime (42451545709) and next prime (42451545713).

It is not a de Polignac number, because 42451545711 - 2¹ = 42451545709 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42451545711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42451545713) 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, 7075257616 + ... + 7075257621.

It is an arithmetic number, because the mean of its divisors is an integer number (14150515238).

Almost surely, 2^42451545711 is an apocalyptic number.

42451545711 is a deficient number, since it is larger than the sum of its proper divisors (14150515241).

42451545711 is a wasteful number, since it uses less digits than its factorization.

42451545711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14150515240.

The product of its digits is 112000, while the sum is 39.

The spelling of 42451545711 in words is "forty-two billion, four hundred fifty-one million, five hundred forty-five thousand, seven hundred eleven".