61527273403 has 8 divisors (see below), whose sum is σ = 62694535248. Its totient is φ = 60360247584.

The previous prime is 61527273373. The next prime is 61527273413. The reversal of 61527273403 is 30437272516.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61527273403 is a prime.

It is a super-2 number, since 2×61527273403² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61527273413) 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, 520800 + ... + 627922.

It is an arithmetic number, because the mean of its divisors is an integer number (7836816906).

Almost surely, 2^61527273403 is an apocalyptic number.

61527273403 is a deficient number, since it is larger than the sum of its proper divisors (1167261845).

61527273403 is a wasteful number, since it uses less digits than its factorization.

61527273403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118013.

The product of its (nonzero) digits is 211680, while the sum is 40.

The spelling of 61527273403 in words is "sixty-one billion, five hundred twenty-seven million, two hundred seventy-three thousand, four hundred three".