1552215314145 has 64 divisors (see below), whose sum is σ = 2721358944000. Its totient is φ = 751994535936.

The previous prime is 1552215314129. The next prime is 1552215314191. The reversal of 1552215314145 is 5414135122551.

It is not a de Polignac number, because 1552215314145 - 2⁴ = 1552215314129 is a prime.

It is a super-2 number, since 2×1552215314145² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19846126 + ... + 19924184.

It is an arithmetic number, because the mean of its divisors is an integer number (42521233500).

Almost surely, 2^{1552215314145} is an apocalyptic number.

1552215314145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1552215314145 is a deficient number, since it is larger than the sum of its proper divisors (1169143629855).

1552215314145 is a wasteful number, since it uses less digits than its factorization.

1552215314145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80802.

The product of its digits is 120000, while the sum is 39.

The spelling of 1552215314145 in words is "one trillion, five hundred fifty-two billion, two hundred fifteen million, three hundred fourteen thousand, one hundred forty-five".