42357081332 has 6 divisors (see below), whose sum is σ = 74124892338. Its totient is φ = 21178540664.

The previous prime is 42357081331. The next prime is 42357081337. The reversal of 42357081332 is 23318075324.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 26449817956 + 15907263376 = 162634^2 + 126124^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42357081331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5294635163 + ... + 5294635170.

It is an arithmetic number, because the mean of its divisors is an integer number (12354148723).

Almost surely, 2^42357081332 is an apocalyptic number.

It is an amenable number.

42357081332 is a deficient number, since it is larger than the sum of its proper divisors (31767811006).

42357081332 is a wasteful number, since it uses less digits than its factorization.

42357081332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10589270337 (or 10589270335 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 42357081332 in words is "forty-two billion, three hundred fifty-seven million, eighty-one thousand, three hundred thirty-two".