1053678450650 has 144 divisors (see below), whose sum is σ = 2383553853504. Its totient is φ = 344883813120.

The previous prime is 1053678450647. The next prime is 1053678450683. The reversal of 1053678450650 is 560548763501.

It is a super-2 number, since 2×1053678450650² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 29453174 + ... + 29488926.

It is an arithmetic number, because the mean of its divisors is an integer number (16552457316).

Almost surely, 2^{1053678450650} is an apocalyptic number.

1053678450650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1053678450650 is an abundant number, since it is smaller than the sum of its proper divisors (1329875402854).

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

1053678450650 is a wasteful number, since it uses less digits than its factorization.

1053678450650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36325 (or 36313 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 50.

The spelling of 1053678450650 in words is "one trillion, fifty-three billion, six hundred seventy-eight million, four hundred fifty thousand, six hundred fifty".