1001611061624 has 8 divisors (see below), whose sum is σ = 1878020740560. Its totient is φ = 500805530808.

The previous prime is 1001611061623. The next prime is 1001611061653. The reversal of 1001611061624 is 4261601161001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001611061623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62600691344 + ... + 62600691359.

It is an arithmetic number, because the mean of its divisors is an integer number (234752592570).

Almost surely, 2^{1001611061624} is an apocalyptic number.

It is an amenable number.

1001611061624 is a deficient number, since it is larger than the sum of its proper divisors (876409678936).

1001611061624 is a wasteful number, since it uses less digits than its factorization.

1001611061624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125201382709 (or 125201382705 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The spelling of 1001611061624 in words is "one trillion, one billion, six hundred eleven million, sixty-one thousand, six hundred twenty-four".