201415513541554 has 16 divisors (see below), whose sum is σ = 327847212887040. Its totient is φ = 92251380246480.

The previous prime is 201415513541531. The next prime is 201415513541621. The reversal of 201415513541554 is 455145315514102.

It is a happy number.

201415513541554 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29567746674 + ... + 29567753485.

It is an arithmetic number, because the mean of its divisors is an integer number (20490450805440).

Almost surely, 2^{201415513541554} is an apocalyptic number.

201415513541554 is a deficient number, since it is larger than the sum of its proper divisors (126431699345486).

201415513541554 is a wasteful number, since it uses less digits than its factorization.

201415513541554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59135500305.

The product of its (nonzero) digits is 1200000, while the sum is 46.

The spelling of 201415513541554 in words is "two hundred one trillion, four hundred fifteen billion, five hundred thirteen million, five hundred forty-one thousand, five hundred fifty-four".