42054515352511 has 16 divisors (see below), whose sum is σ = 45104158368000. Its totient is φ = 39093815980800.

The previous prime is 42054515352491. The next prime is 42054515352571. The reversal of 42054515352511 is 11525351545024.

It is a cyclic number.

It is not a de Polignac number, because 42054515352511 - 2³⁹ = 41504759538623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42054515352571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73588786 + ... + 74158063.

It is an arithmetic number, because the mean of its divisors is an integer number (2819009898000).

Almost surely, 2^{42054515352511} is an apocalyptic number.

42054515352511 is a deficient number, since it is larger than the sum of its proper divisors (3049643015489).

42054515352511 is a wasteful number, since it uses less digits than its factorization.

42054515352511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147747150.

The product of its (nonzero) digits is 600000, while the sum is 43.

Adding to 42054515352511 its reverse (11525351545024), we get a palindrome (53579866897535).

The spelling of 42054515352511 in words is "forty-two trillion, fifty-four billion, five hundred fifteen million, three hundred fifty-two thousand, five hundred eleven".