1552155213061 has 8 divisors (see below), whose sum is σ = 1596347379648. Its totient is φ = 1508264700000.

The previous prime is 1552155213017. The next prime is 1552155213071. The reversal of 1552155213061 is 1603125512551.

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

It is a cyclic number.

It is not a de Polignac number, because 1552155213061 - 2³⁹ = 1002399399173 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1552155213061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552155213071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75402945 + ... + 75423526.

It is an arithmetic number, because the mean of its divisors is an integer number (199543422456).

Almost surely, 2^{1552155213061} is an apocalyptic number.

It is an amenable number.

1552155213061 is a deficient number, since it is larger than the sum of its proper divisors (44192166587).

1552155213061 is a wasteful number, since it uses less digits than its factorization.

1552155213061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150826763.

The product of its (nonzero) digits is 45000, while the sum is 37.

The spelling of 1552155213061 in words is "one trillion, five hundred fifty-two billion, one hundred fifty-five million, two hundred thirteen thousand, sixty-one".