61148032240299 has 4 divisors (see below), whose sum is σ = 81530709653736. Its totient is φ = 40765354826864.

The previous prime is 61148032240297. The next prime is 61148032240301. The reversal of 61148032240299 is 99204223084116.

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

It is an interprime number because it is at equal distance from previous prime (61148032240297) and next prime (61148032240301).

It is a cyclic number.

It is not a de Polignac number, because 61148032240299 - 2¹ = 61148032240297 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61148032240291) 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, 10191338706714 + ... + 10191338706719.

It is an arithmetic number, because the mean of its divisors is an integer number (20382677413434).

Almost surely, 2^{61148032240299} is an apocalyptic number.

61148032240299 is a deficient number, since it is larger than the sum of its proper divisors (20382677413437).

61148032240299 is a wasteful number, since it uses less digits than its factorization.

61148032240299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20382677413436.

The product of its (nonzero) digits is 1492992, while the sum is 51.

The spelling of 61148032240299 in words is "sixty-one trillion, one hundred forty-eight billion, thirty-two million, two hundred forty thousand, two hundred ninety-nine".