1016545646325 has 96 divisors (see below), whose sum is σ = 1942087698432. Its totient is φ = 463697280000.

The previous prime is 1016545646287. The next prime is 1016545646329. The reversal of 1016545646325 is 5236465456101.

It is a happy number.

It is not a de Polignac number, because 1016545646325 - 2¹⁵ = 1016545613557 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1016545646329) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 39972564 + ... + 39997986.

It is an arithmetic number, because the mean of its divisors is an integer number (20230080192).

Almost surely, 2^{1016545646325} is an apocalyptic number.

1016545646325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1016545646325 is a deficient number, since it is larger than the sum of its proper divisors (925542052107).

1016545646325 is a wasteful number, since it uses less digits than its factorization.

1016545646325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28315 (or 28310 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 48.

The spelling of 1016545646325 in words is "one trillion, sixteen billion, five hundred forty-five million, six hundred forty-six thousand, three hundred twenty-five".