61446243540003 has 16 divisors (see below), whose sum is σ = 93633378160896. Its totient is φ = 35111761521120.

The previous prime is 61446243539987. The next prime is 61446243540083. The reversal of 61446243540003 is 30004534264416.

It is not a de Polignac number, because 61446243540003 - 2⁴ = 61446243539987 is a prime.

It is a super-2 number, since 2×61446243540003² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61446243540083) 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, 13730253 + ... + 17646878.

It is an arithmetic number, because the mean of its divisors is an integer number (5852086135056).

Almost surely, 2^{61446243540003} is an apocalyptic number.

61446243540003 is a deficient number, since it is larger than the sum of its proper divisors (32187134620893).

61446243540003 is a wasteful number, since it uses less digits than its factorization.

61446243540003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31470394.

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 61446243540003 in words is "sixty-one trillion, four hundred forty-six billion, two hundred forty-three million, five hundred forty thousand, three".