1049653994445 has 48 divisors (see below), whose sum is σ = 2080740654720. Its totient is φ = 479512732032.

The previous prime is 1049653994437. The next prime is 1049653994461. The reversal of 1049653994445 is 5444993569401.

1049653994445 is a `hidden beast` number, since 1 + 0 + 4 + 9 + 6 + 539 + 94 + 4 + 4 + 5 = 666.

It is not a de Polignac number, because 1049653994445 - 2³ = 1049653994437 is a prime.

It is a super-2 number, since 2×1049653994445² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 682374 + ... + 1601543.

It is an arithmetic number, because the mean of its divisors is an integer number (43348763640).

Almost surely, 2^{1049653994445} is an apocalyptic number.

1049653994445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1049653994445 is a deficient number, since it is larger than the sum of its proper divisors (1031086660275).

1049653994445 is a wasteful number, since it uses less digits than its factorization.

1049653994445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285394 (or 2285391 counting only the distinct ones).

The product of its (nonzero) digits is 83980800, while the sum is 63.

The spelling of 1049653994445 in words is "one trillion, forty-nine billion, six hundred fifty-three million, nine hundred ninety-four thousand, four hundred forty-five".