61546265564254 has 4 divisors (see below), whose sum is σ = 92319398346384. Its totient is φ = 30773132782126.

The previous prime is 61546265564239. The next prime is 61546265564263. The reversal of 61546265564254 is 45246556264516.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 61546265564192 and 61546265564201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15386566391062 + ... + 15386566391065.

It is an arithmetic number, because the mean of its divisors is an integer number (23079849586596).

Almost surely, 2^{61546265564254} is an apocalyptic number.

61546265564254 is a deficient number, since it is larger than the sum of its proper divisors (30773132782130).

61546265564254 is a wasteful number, since it uses less digits than its factorization.

61546265564254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30773132782129.

The product of its digits is 207360000, while the sum is 61.

The spelling of 61546265564254 in words is "sixty-one trillion, five hundred forty-six billion, two hundred sixty-five million, five hundred sixty-four thousand, two hundred fifty-four".