1445511602552 has 8 divisors (see below), whose sum is σ = 2710334254800. Its totient is φ = 722755801272.

The previous prime is 1445511602449. The next prime is 1445511602567. The reversal of 1445511602552 is 2552061155441.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1445511602552² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90344475152 + ... + 90344475167.

It is an arithmetic number, because the mean of its divisors is an integer number (338791781850).

Almost surely, 2^{1445511602552} is an apocalyptic number.

It is an amenable number.

1445511602552 is a deficient number, since it is larger than the sum of its proper divisors (1264822652248).

1445511602552 is a wasteful number, since it uses less digits than its factorization.

1445511602552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180688950325 (or 180688950321 counting only the distinct ones).

The product of its (nonzero) digits is 240000, while the sum is 41.

Adding to 1445511602552 its reverse (2552061155441), we get a palindrome (3997572757993).

The spelling of 1445511602552 in words is "one trillion, four hundred forty-five billion, five hundred eleven million, six hundred two thousand, five hundred fifty-two".