61001913427101 has 24 divisors (see below), whose sum is σ = 98207414809920. Its totient is φ = 36261199310976.

The previous prime is 61001913427097. The next prime is 61001913427157. The reversal of 61001913427101 is 10172431910016.

61001913427101 is a `hidden beast` number, since 6 + 100 + 19 + 13 + 427 + 101 = 666.

It is not a de Polignac number, because 61001913427101 - 2² = 61001913427097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61001913427601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10492242265 + ... + 10492248078.

It is an arithmetic number, because the mean of its divisors is an integer number (4091975617080).

Almost surely, 2^{61001913427101} is an apocalyptic number.

It is an amenable number.

61001913427101 is a deficient number, since it is larger than the sum of its proper divisors (37205501382819).

61001913427101 is a wasteful number, since it uses less digits than its factorization.

61001913427101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20984490385 (or 20984490382 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The spelling of 61001913427101 in words is "sixty-one trillion, one billion, nine hundred thirteen million, four hundred twenty-seven thousand, one hundred one".