1445011672500 has 180 divisors, whose sum is σ = 4979318408064. Its totient is φ = 350305800000.

The previous prime is 1445011672483. The next prime is 1445011672519. The reversal of 1445011672500 is 52761105441.

1445011672500 is a `hidden beast` number, since 1 + 44 + 50 + 1 + 1 + 67 + 2 + 500 = 666.

It is a tau number, because it is divible by the number of its divisors (180).

It is a super-2 number, since 2×1445011672500² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 2671716 + ... + 3166715.

Almost surely, 2^{1445011672500} is an apocalyptic number.

1445011672500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1445011672500 is an abundant number, since it is smaller than the sum of its proper divisors (3534306735564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1445011672500 is a wasteful number, since it uses less digits than its factorization.

1445011672500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5838472 (or 5838452 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

Adding to 1445011672500 its reverse (52761105441), we get a palindrome (1497772777941).

The spelling of 1445011672500 in words is "one trillion, four hundred forty-five billion, eleven million, six hundred seventy-two thousand, five hundred".