20126330410542 has 32 divisors (see below), whose sum is σ = 41768892760320. Its totient is φ = 6460466355840.

The previous prime is 20126330410531. The next prime is 20126330410553. The reversal of 20126330410542 is 24501403362102.

It is an interprime number because it is at equal distance from previous prime (20126330410531) and next prime (20126330410553).

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, 549341067 + ... + 549377702.

It is an arithmetic number, because the mean of its divisors is an integer number (1305277898760).

Almost surely, 2^{20126330410542} is an apocalyptic number.

20126330410542 is an abundant number, since it is smaller than the sum of its proper divisors (21642562349778).

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

20126330410542 is a wasteful number, since it uses less digits than its factorization.

20126330410542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098718888.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 20126330410542 its reverse (24501403362102), we get a palindrome (44627733772644).

The spelling of 20126330410542 in words is "twenty trillion, one hundred twenty-six billion, three hundred thirty million, four hundred ten thousand, five hundred forty-two".