61197325505151 has 16 divisors (see below), whose sum is σ = 89041111415040. Its totient is φ = 37078113280320.

The previous prime is 61197325505131. The next prime is 61197325505171. The reversal of 61197325505151 is 15150552379116.

It is an interprime number because it is at equal distance from previous prime (61197325505131) and next prime (61197325505171).

It is not a de Polignac number, because 61197325505151 - 2⁵ = 61197325505119 is a prime.

It is a super-2 number, since 2×61197325505151² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61197325505094 and 61197325505103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61197325505131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 279261430 + ... + 279480483.

It is an arithmetic number, because the mean of its divisors is an integer number (5565069463440).

Almost surely, 2^{61197325505151} is an apocalyptic number.

61197325505151 is a deficient number, since it is larger than the sum of its proper divisors (27843785909889).

61197325505151 is a wasteful number, since it uses less digits than its factorization.

61197325505151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558745246.

The product of its (nonzero) digits is 1417500, while the sum is 51.

The spelling of 61197325505151 in words is "sixty-one trillion, one hundred ninety-seven billion, three hundred twenty-five million, five hundred five thousand, one hundred fifty-one".