1445455656052 has 12 divisors (see below), whose sum is σ = 2529611016100. Its totient is φ = 722709651456.

The previous prime is 1445455656023. The next prime is 1445455656053. The reversal of 1445455656052 is 2506565545441.

It can be written as a sum of positive squares in 2 ways, for example, as 1295349001956 + 150106654096 = 1138134^2 + 387436^2 .

It is a super-2 number, since 2×1445455656052² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1445455656053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4364427 + ... + 4683922.

Almost surely, 2^{1445455656052} is an apocalyptic number.

It is an amenable number.

1445455656052 is a deficient number, since it is larger than the sum of its proper divisors (1084155360048).

1445455656052 is a wasteful number, since it uses less digits than its factorization.

1445455656052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9088290 (or 9088288 counting only the distinct ones).

The product of its (nonzero) digits is 14400000, while the sum is 52.

The spelling of 1445455656052 in words is "one trillion, four hundred forty-five billion, four hundred fifty-five million, six hundred fifty-six thousand, fifty-two".