77234456131546 has 8 divisors (see below), whose sum is σ = 132401924796960. Its totient is φ = 33100481199228.

The previous prime is 77234456131543. The next prime is 77234456131601. The reversal of 77234456131546 is 64513165443277.

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

It is a super-2 number, since 2×77234456131546² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (77234456131541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2758373433256 + ... + 2758373433283.

It is an arithmetic number, because the mean of its divisors is an integer number (16550240599620).

Almost surely, 2^{77234456131546} is an apocalyptic number.

77234456131546 is a deficient number, since it is larger than the sum of its proper divisors (55167468665414).

77234456131546 is a wasteful number, since it uses less digits than its factorization.

77234456131546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5516746866548.

The product of its digits is 50803200, while the sum is 58.

The spelling of 77234456131546 in words is "seventy-seven trillion, two hundred thirty-four billion, four hundred fifty-six million, one hundred thirty-one thousand, five hundred forty-six".