542504512023 has 32 divisors (see below), whose sum is σ = 777533250816. Its totient is φ = 335222435328.

The previous prime is 542504512021. The next prime is 542504512087. The reversal of 542504512023 is 320215405245.

It is a happy number.

It is not a de Polignac number, because 542504512023 - 2¹ = 542504512021 is a prime.

It is a super-2 number, since 2×542504512023² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542504512021) 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, 13692640 + ... + 13732202.

It is an arithmetic number, because the mean of its divisors is an integer number (24297914088).

Almost surely, 2^542504512023 is an apocalyptic number.

542504512023 is a deficient number, since it is larger than the sum of its proper divisors (235028738793).

542504512023 is a wasteful number, since it uses less digits than its factorization.

542504512023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43663.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 542504512023 its reverse (320215405245), we get a palindrome (862719917268).

The spelling of 542504512023 in words is "five hundred forty-two billion, five hundred four million, five hundred twelve thousand, twenty-three".