61677120262219 has 32 divisors (see below), whose sum is σ = 76923195019776. Its totient is φ = 48043194232320.

The previous prime is 61677120262217. The next prime is 61677120262223. The reversal of 61677120262219 is 91226202177616.

It is not a de Polignac number, because 61677120262219 - 2¹ = 61677120262217 is a prime.

It is a super-2 number, since 2×61677120262219² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61677120262217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3616781497 + ... + 3616798549.

It is an arithmetic number, because the mean of its divisors is an integer number (2403849844368).

Almost surely, 2^{61677120262219} is an apocalyptic number.

61677120262219 is a deficient number, since it is larger than the sum of its proper divisors (15246074757557).

61677120262219 is a wasteful number, since it uses less digits than its factorization.

61677120262219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30835.

The product of its (nonzero) digits is 1524096, while the sum is 52.

The spelling of 61677120262219 in words is "sixty-one trillion, six hundred seventy-seven billion, one hundred twenty million, two hundred sixty-two thousand, two hundred nineteen".