42018273900000 has 864 divisors, whose sum is σ = 157827578388480. Its totient is φ = 10573649280000.

The previous prime is 42018273899993. The next prime is 42018273900007. The reversal of 42018273900000 is 937281024.

42018273900000 is a `hidden beast` number, since 420 + 1 + 82 + 73 + 90 + 0 + 0 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (42018273899993) and next prime (42018273900007).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42018273900007) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 4497295329 + ... + 4497304671.

It is an arithmetic number, because the mean of its divisors is an integer number (182670808320).

Almost surely, 2^{42018273900000} is an apocalyptic number.

42018273900000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42018273900000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (78913789194240).

42018273900000 is an abundant number, since it is smaller than the sum of its proper divisors (115809304488480).

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

42018273900000 is a wasteful number, since it uses less digits than its factorization.

42018273900000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9666 (or 9635 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 42018273900000 in words is "forty-two trillion, eighteen billion, two hundred seventy-three million, nine hundred thousand".