61277672266523 has 8 divisors (see below), whose sum is σ = 61392500263920. Its totient is φ = 61162895345760.

The previous prime is 61277672266511. The next prime is 61277672266567. The reversal of 61277672266523 is 32566227677216.

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 61277672266523 - 2⁴ = 61277672266507 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61277672226523) 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, 10367048 + ... + 15166773.

It is an arithmetic number, because the mean of its divisors is an integer number (7674062532990).

Almost surely, 2^{61277672266523} is an apocalyptic number.

61277672266523 is a deficient number, since it is larger than the sum of its proper divisors (114827997397).

61277672266523 is a wasteful number, since it uses less digits than its factorization.

61277672266523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25538317.

The product of its digits is 106686720, while the sum is 62.

The spelling of 61277672266523 in words is "sixty-one trillion, two hundred seventy-seven billion, six hundred seventy-two million, two hundred sixty-six thousand, five hundred twenty-three".