542140500451040 has 48 divisors (see below), whose sum is σ = 1280809780121088. Its totient is φ = 216855718012416.

The previous prime is 542140500450961. The next prime is 542140500451049. The reversal of 542140500451040 is 40154005041245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542140500451049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73334534 + ... + 80388026.

It is an arithmetic number, because the mean of its divisors is an integer number (26683537085856).

Almost surely, 2^{542140500451040} is an apocalyptic number.

It is an amenable number.

542140500451040 is an abundant number, since it is smaller than the sum of its proper divisors (738669279670048).

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

542140500451040 is a wasteful number, since it uses less digits than its factorization.

542140500451040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7533891 (or 7533883 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

Adding to 542140500451040 its reverse (40154005041245), we get a palindrome (582294505492285).

The spelling of 542140500451040 in words is "five hundred forty-two trillion, one hundred forty billion, five hundred million, four hundred fifty-one thousand, forty".