61626731301 has 12 divisors (see below), whose sum is σ = 90270142560. Its totient is φ = 40505832360.

The previous prime is 61626731279. The next prime is 61626731311. The reversal of 61626731301 is 10313762616.

61626731301 is a `hidden beast` number, since 61 + 6 + 267 + 31 + 301 = 666.

It is not a de Polignac number, because 61626731301 - 2²⁹ = 61089860389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61626731311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48220591 + ... + 48221868.

It is an arithmetic number, because the mean of its divisors is an integer number (7522511880).

Almost surely, 2^61626731301 is an apocalyptic number.

It is an amenable number.

61626731301 is a deficient number, since it is larger than the sum of its proper divisors (28643411259).

61626731301 is a wasteful number, since it uses less digits than its factorization.

61626731301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96442536 (or 96442533 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 36.

The spelling of 61626731301 in words is "sixty-one billion, six hundred twenty-six million, seven hundred thirty-one thousand, three hundred one".