1054640432650 has 24 divisors (see below), whose sum is σ = 2241864234720. Its totient is φ = 361591005360.

The previous prime is 1054640432633. The next prime is 1054640432663. The reversal of 1054640432650 is 562340464501.

It is a super-2 number, since 2×1054640432650² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1506628840 + ... + 1506629539.

It is an arithmetic number, because the mean of its divisors is an integer number (93411009780).

Almost surely, 2^{1054640432650} is an apocalyptic number.

1054640432650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1054640432650 is an abundant number, since it is smaller than the sum of its proper divisors (1187223802070).

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

1054640432650 is a wasteful number, since it uses less digits than its factorization.

1054640432650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3013258398 (or 3013258393 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 1054640432650 in words is "one trillion, fifty-four billion, six hundred forty million, four hundred thirty-two thousand, six hundred fifty".