42648703971 has 16 divisors (see below), whose sum is σ = 59348937984. Its totient is φ = 27190953504.

The previous prime is 42648703957. The next prime is 42648703973. The reversal of 42648703971 is 17930784624.

It is not a de Polignac number, because 42648703971 - 2⁷ = 42648703843 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42648703973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 311145 + ... + 426741.

It is an arithmetic number, because the mean of its divisors is an integer number (3709308624).

Almost surely, 2^42648703971 is an apocalyptic number.

42648703971 is a deficient number, since it is larger than the sum of its proper divisors (16700234013).

42648703971 is a wasteful number, since it uses less digits than its factorization.

42648703971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120970.

The product of its (nonzero) digits is 2032128, while the sum is 51.

The spelling of 42648703971 in words is "forty-two billion, six hundred forty-eight million, seven hundred three thousand, nine hundred seventy-one".