42098031934542 has 32 divisors (see below), whose sum is σ = 93616924469760. Its totient is φ = 14022815952600.

The previous prime is 42098031934507. The next prime is 42098031934561. The reversal of 42098031934542 is 24543913089024.

It is a happy number.

42098031934542 is a `hidden beast` number, since 4 + 2 + 0 + 9 + 8 + 0 + 3 + 1 + 93 + 4 + 542 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 273849084 + ... + 274002767.

It is an arithmetic number, because the mean of its divisors is an integer number (2925528889680).

Almost surely, 2^{42098031934542} is an apocalyptic number.

42098031934542 is an abundant number, since it is smaller than the sum of its proper divisors (51518892535218).

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

42098031934542 is a wasteful number, since it uses less digits than its factorization.

42098031934542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547853285 (or 547853279 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 42098031934542 in words is "forty-two trillion, ninety-eight billion, thirty-one million, nine hundred thirty-four thousand, five hundred forty-two".