1554661552132 has 12 divisors (see below), whose sum is σ = 2929939079116. Its totient is φ = 717536100960.

The previous prime is 1554661552127. The next prime is 1554661552153. The reversal of 1554661552132 is 2312551664551.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 109439225856 + 1445222326276 = 330816^2 + 1202174^2 .

It is a super-3 number, since 3×1554661552132³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14948668719 + ... + 14948668822.

Almost surely, 2^{1554661552132} is an apocalyptic number.

It is an amenable number.

1554661552132 is a deficient number, since it is larger than the sum of its proper divisors (1375277526984).

1554661552132 is a wasteful number, since it uses less digits than its factorization.

1554661552132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29897337558 (or 29897337556 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 46.

The spelling of 1554661552132 in words is "one trillion, five hundred fifty-four billion, six hundred sixty-one million, five hundred fifty-two thousand, one hundred thirty-two".