42847436554648 has 16 divisors (see below), whose sum is σ = 87642483861960. Its totient is φ = 19476107524800.

The previous prime is 42847436554627. The next prime is 42847436554667. The reversal of 42847436554648 is 84645563474824.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243451343973 + ... + 243451344148.

Almost surely, 2^{42847436554648} is an apocalyptic number.

It is an amenable number.

42847436554648 is an abundant number, since it is smaller than the sum of its proper divisors (44795047307312).

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

42847436554648 is a wasteful number, since it uses less digits than its factorization.

42847436554648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486902688138 (or 486902688134 counting only the distinct ones).

The product of its digits is 2477260800, while the sum is 70.

The spelling of 42847436554648 in words is "forty-two trillion, eight hundred forty-seven billion, four hundred thirty-six million, five hundred fifty-four thousand, six hundred forty-eight".