42177473788 has 48 divisors (see below), whose sum is σ = 76251198240. Its totient is φ = 20398473216.

The previous prime is 42177473747. The next prime is 42177473843. The reversal of 42177473788 is 88737477124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29933628 + ... + 29935036.

It is an arithmetic number, because the mean of its divisors is an integer number (1588566630).

Almost surely, 2^42177473788 is an apocalyptic number.

It is an amenable number.

42177473788 is a deficient number, since it is larger than the sum of its proper divisors (34073724452).

42177473788 is a wasteful number, since it uses less digits than its factorization.

42177473788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2494 (or 2492 counting only the distinct ones).

The product of its digits is 14751744, while the sum is 58.

The spelling of 42177473788 in words is "forty-two billion, one hundred seventy-seven million, four hundred seventy-three thousand, seven hundred eighty-eight".