61352660453 has 8 divisors (see below), whose sum is σ = 70118986560. Its totient is φ = 52586749440.

The previous prime is 61352660431. The next prime is 61352660483. The reversal of 61352660453 is 35406625316.

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

It is a cyclic number.

It is not a de Polignac number, because 61352660453 - 2⁸ = 61352660197 is a prime.

It is a super-2 number, since 2×61352660453² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 61352660453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61352660423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338798 + ... + 487328.

It is an arithmetic number, because the mean of its divisors is an integer number (8764873320).

Almost surely, 2^61352660453 is an apocalyptic number.

It is an amenable number.

61352660453 is a deficient number, since it is larger than the sum of its proper divisors (8766326107).

61352660453 is a wasteful number, since it uses less digits than its factorization.

61352660453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207547.

The product of its (nonzero) digits is 388800, while the sum is 41.

The spelling of 61352660453 in words is "sixty-one billion, three hundred fifty-two million, six hundred sixty thousand, four hundred fifty-three".