42552453464501 has 4 divisors (see below), whose sum is σ = 42552495286092. Its totient is φ = 42552411642912.

The previous prime is 42552453464489. The next prime is 42552453464503. The reversal of 42552453464501 is 10546435425524.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33572452342276 + 8980001122225 = 5794174^2 + 2996665^2 .

It is a cyclic number.

It is not a de Polignac number, because 42552453464501 - 2³⁸ = 42277575557557 is a prime.

It is a super-2 number, since 2×42552453464501² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42552453464501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42552453464503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19345526 + ... + 21432551.

It is an arithmetic number, because the mean of its divisors is an integer number (10638123821523).

Almost surely, 2^{42552453464501} is an apocalyptic number.

It is an amenable number.

42552453464501 is a deficient number, since it is larger than the sum of its proper divisors (41821591).

42552453464501 is a wasteful number, since it uses less digits than its factorization.

42552453464501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41821590.

The product of its (nonzero) digits is 11520000, while the sum is 50.

The spelling of 42552453464501 in words is "forty-two trillion, five hundred fifty-two billion, four hundred fifty-three million, four hundred sixty-four thousand, five hundred one".