61003402526653 has 16 divisors (see below), whose sum is σ = 61521000800896. Its totient is φ = 60487622596800.

The previous prime is 61003402526551. The next prime is 61003402526659. The reversal of 61003402526653 is 35662520430016.

It is a cyclic number.

It is not a de Polignac number, because 61003402526653 - 2¹⁷ = 61003402395581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61003402526659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286697203 + ... + 286909903.

It is an arithmetic number, because the mean of its divisors is an integer number (3845062550056).

Almost surely, 2^{61003402526653} is an apocalyptic number.

It is an amenable number.

61003402526653 is a deficient number, since it is larger than the sum of its proper divisors (517598274243).

61003402526653 is a wasteful number, since it uses less digits than its factorization.

61003402526653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216964.

The product of its (nonzero) digits is 777600, while the sum is 43.

Adding to 61003402526653 its reverse (35662520430016), we get a palindrome (96665922956669).

The spelling of 61003402526653 in words is "sixty-one trillion, three billion, four hundred two million, five hundred twenty-six thousand, six hundred fifty-three".