1552155133445 has 32 divisors (see below), whose sum is σ = 2151958648320. Its totient is φ = 1052715790080.

The previous prime is 1552155133369. The next prime is 1552155133453. The reversal of 1552155133445 is 5443315512551.

It is not a de Polignac number, because 1552155133445 - 2²⁴ = 1552138356229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1552155133396 and 1552155133405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2697491 + ... + 3221919.

It is an arithmetic number, because the mean of its divisors is an integer number (67248707760).

Almost surely, 2^{1552155133445} is an apocalyptic number.

It is an amenable number.

1552155133445 is a deficient number, since it is larger than the sum of its proper divisors (599803514875).

1552155133445 is a wasteful number, since it uses less digits than its factorization.

1552155133445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525365.

The product of its digits is 900000, while the sum is 44.

The spelling of 1552155133445 in words is "one trillion, five hundred fifty-two billion, one hundred fifty-five million, one hundred thirty-three thousand, four hundred forty-five".