1554040032513 has 4 divisors (see below), whose sum is σ = 2072053376688. Its totient is φ = 1036026688340.

The previous prime is 1554040032509. The next prime is 1554040032533. The reversal of 1554040032513 is 3152300404551.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1554040032513 - 2² = 1554040032509 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1554040032533) 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, 259006672083 + ... + 259006672088.

It is an arithmetic number, because the mean of its divisors is an integer number (518013344172).

Almost surely, 2^{1554040032513} is an apocalyptic number.

It is an amenable number.

1554040032513 is a deficient number, since it is larger than the sum of its proper divisors (518013344175).

1554040032513 is an equidigital number, since it uses as much as digits as its factorization.

1554040032513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518013344174.

The product of its (nonzero) digits is 36000, while the sum is 33.

The spelling of 1554040032513 in words is "one trillion, five hundred fifty-four billion, forty million, thirty-two thousand, five hundred thirteen".