42595770642 has 32 divisors (see below), whose sum is σ = 87027804864. Its totient is φ = 13894910400.

The previous prime is 42595770629. The next prime is 42595770643. The reversal of 42595770642 is 24607759524.

It is not an unprimeable number, because it can be changed into a prime (42595770643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223284 + ... + 367487.

It is an arithmetic number, because the mean of its divisors is an integer number (2719618902).

Almost surely, 2^42595770642 is an apocalyptic number.

42595770642 is an abundant number, since it is smaller than the sum of its proper divisors (44432034222).

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

42595770642 is a wasteful number, since it uses less digits than its factorization.

42595770642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 591034.

The product of its (nonzero) digits is 4233600, while the sum is 51.

It can be divided in two parts, 4259 and 5770642, that added together give a triangular number (5774901 = T₃₃₉₈).

The spelling of 42595770642 in words is "forty-two billion, five hundred ninety-five million, seven hundred seventy thousand, six hundred forty-two".