42711647898 has 16 divisors (see below), whose sum is σ = 85431593376. Its totient is φ = 14235833040.

The previous prime is 42711647851. The next prime is 42711647971. The reversal of 42711647898 is 89874611724.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277788 + ... + 403223.

It is an arithmetic number, because the mean of its divisors is an integer number (5339474586).

Almost surely, 2^42711647898 is an apocalyptic number.

42711647898 is an abundant number, since it is smaller than the sum of its proper divisors (42719945478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42711647898 is a wasteful number, since it uses less digits than its factorization.

42711647898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691469.

The product of its digits is 5419008, while the sum is 57.

The spelling of 42711647898 in words is "forty-two billion, seven hundred eleven million, six hundred forty-seven thousand, eight hundred ninety-eight".