1545442412061 has 8 divisors (see below), whose sum is σ = 2169041981920. Its totient is φ = 976068891792.

The previous prime is 1545442412057. The next prime is 1545442412069. The reversal of 1545442412061 is 1602142445451.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1545442412061 - 2² = 1545442412057 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1545442412069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13556512330 + ... + 13556512443.

It is an arithmetic number, because the mean of its divisors is an integer number (271130247740).

Almost surely, 2^{1545442412061} is an apocalyptic number.

It is an amenable number.

1545442412061 is a deficient number, since it is larger than the sum of its proper divisors (623599569859).

1545442412061 is a wasteful number, since it uses less digits than its factorization.

1545442412061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27113024795.

The product of its (nonzero) digits is 153600, while the sum is 39.

The spelling of 1545442412061 in words is "one trillion, five hundred forty-five billion, four hundred forty-two million, four hundred twelve thousand, sixty-one".