1501001615061 has 12 divisors (see below), whose sum is σ = 2334891401388. Its totient is φ = 923693301504.

The previous prime is 1501001615051. The next prime is 1501001615117. The reversal of 1501001615061 is 1605161001051.

1501001615061 is a `hidden beast` number, since 1 + 50 + 100 + 1 + 6 + 1 + 506 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 211709494161 + 1289292120900 = 460119^2 + 1135470^2 .

It is not a de Polignac number, because 1501001615061 - 2²¹ = 1500999517909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1501001615011) by changing a digit.

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, 6414536700 + ... + 6414536933.

It is an arithmetic number, because the mean of its divisors is an integer number (194574283449).

Almost surely, 2^{1501001615061} is an apocalyptic number.

It is an amenable number.

1501001615061 is a deficient number, since it is larger than the sum of its proper divisors (833889786327).

1501001615061 is a wasteful number, since it uses less digits than its factorization.

1501001615061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12829073652 (or 12829073649 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 27.

The spelling of 1501001615061 in words is "one trillion, five hundred one billion, one million, six hundred fifteen thousand, sixty-one".