1601633734701 has 128 divisors (see below), whose sum is σ = 2929825382400. Its totient is φ = 766953331200.

The previous prime is 1601633734699. The next prime is 1601633734703. The reversal of 1601633734701 is 1074373361061.

It is an interprime number because it is at equal distance from previous prime (1601633734699) and next prime (1601633734703).

It is not a de Polignac number, because 1601633734701 - 2¹ = 1601633734699 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601633734703) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 111971716 + ... + 111986018.

It is an arithmetic number, because the mean of its divisors is an integer number (22889260800).

Almost surely, 2^{1601633734701} is an apocalyptic number.

1601633734701 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1601633734701 is a deficient number, since it is larger than the sum of its proper divisors (1328191647699).

1601633734701 is a wasteful number, since it uses less digits than its factorization.

1601633734701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15112 (or 15098 counting only the distinct ones).

The product of its (nonzero) digits is 190512, while the sum is 42.

The spelling of 1601633734701 in words is "one trillion, six hundred one billion, six hundred thirty-three million, seven hundred thirty-four thousand, seven hundred one".