61415544523354 has 8 divisors (see below), whose sum is σ = 105283790611488. Its totient is φ = 26320947652860.

The previous prime is 61415544523339. The next prime is 61415544523357. The reversal of 61415544523354 is 45332544551416.

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

It is not an unprimeable number, because it can be changed into a prime (61415544523357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2193412304392 + ... + 2193412304419.

It is an arithmetic number, because the mean of its divisors is an integer number (13160473826436).

Almost surely, 2^{61415544523354} is an apocalyptic number.

61415544523354 is a deficient number, since it is larger than the sum of its proper divisors (43868246088134).

61415544523354 is a wasteful number, since it uses less digits than its factorization.

61415544523354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4386824608820.

The product of its digits is 17280000, while the sum is 52.

The spelling of 61415544523354 in words is "sixty-one trillion, four hundred fifteen billion, five hundred forty-four million, five hundred twenty-three thousand, three hundred fifty-four".