61502272750133 has 8 divisors (see below), whose sum is σ = 61760287904640. Its totient is φ = 61244263291680.

The previous prime is 61502272750103. The next prime is 61502272750147. The reversal of 61502272750133 is 33105727220516.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61502272750133 - 2¹⁸ = 61502272487989 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61502272750103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20951873 + ... + 23706233.

It is an arithmetic number, because the mean of its divisors is an integer number (7720035988080).

Almost surely, 2^{61502272750133} is an apocalyptic number.

It is an amenable number.

61502272750133 is a deficient number, since it is larger than the sum of its proper divisors (258015154507).

61502272750133 is a wasteful number, since it uses less digits than its factorization.

61502272750133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848027.

The product of its (nonzero) digits is 529200, while the sum is 44.

Adding to 61502272750133 its reverse (33105727220516), we get a palindrome (94607999970649).

The spelling of 61502272750133 in words is "sixty-one trillion, five hundred two billion, two hundred seventy-two million, seven hundred fifty thousand, one hundred thirty-three".