1552536542401 has 16 divisors (see below), whose sum is σ = 1694840898240. Its totient is φ = 1413556344000.

The previous prime is 1552536542399. The next prime is 1552536542411. The reversal of 1552536542401 is 1042456352551.

It is a cyclic number.

It is not a de Polignac number, because 1552536542401 - 2¹ = 1552536542399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1552536542411) 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, 494350 + ... + 1830151.

It is an arithmetic number, because the mean of its divisors is an integer number (105927556140).

Almost surely, 2^{1552536542401} is an apocalyptic number.

It is an amenable number.

1552536542401 is a deficient number, since it is larger than the sum of its proper divisors (142304355839).

1552536542401 is a wasteful number, since it uses less digits than its factorization.

1552536542401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2325216.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 1552536542401 in words is "one trillion, five hundred fifty-two billion, five hundred thirty-six million, five hundred forty-two thousand, four hundred one".