1601250505010 has 32 divisors (see below), whose sum is σ = 3104031490560. Its totient is φ = 591217818048.

The previous prime is 1601250505003. The next prime is 1601250505027. The reversal of 1601250505010 is 105050521061.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a Curzon number.

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 15 ways as a sum of consecutive naturals, for example, 7273331 + ... + 7490249.

It is an arithmetic number, because the mean of its divisors is an integer number (97000984080).

Almost surely, 2^{1601250505010} is an apocalyptic number.

1601250505010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1601250505010 is a deficient number, since it is larger than the sum of its proper divisors (1502780985550).

1601250505010 is a wasteful number, since it uses less digits than its factorization.

1601250505010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273722.

The product of its (nonzero) digits is 1500, while the sum is 26.

The spelling of 1601250505010 in words is "one trillion, six hundred one billion, two hundred fifty million, five hundred five thousand, ten".