42859437693998 has 64 divisors (see below), whose sum is σ = 69103880939520. Its totient is φ = 19901172787200.

The previous prime is 42859437693997. The next prime is 42859437694013. The reversal of 42859437693998 is 89939673495824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42859437693991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39658373 + ... + 40724751.

It is an arithmetic number, because the mean of its divisors is an integer number (1079748139680).

Almost surely, 2^{42859437693998} is an apocalyptic number.

42859437693998 is a deficient number, since it is larger than the sum of its proper divisors (26244443245522).

42859437693998 is a wasteful number, since it uses less digits than its factorization.

42859437693998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1066713.

The product of its digits is 25395793920, while the sum is 86.

The spelling of 42859437693998 in words is "forty-two trillion, eight hundred fifty-nine billion, four hundred thirty-seven million, six hundred ninety-three thousand, nine hundred ninety-eight".