77234456131452 has 30 divisors (see below), whose sum is σ = 201906124517328. Its totient is φ = 25744818710376.

The previous prime is 77234456131451. The next prime is 77234456131541. The reversal of 77234456131452 is 25413165443277.

77234456131452 is a `hidden beast` number, since 7 + 7 + 2 + 3 + 4 + 4 + 5 + 613 + 14 + 5 + 2 = 666.

It is a super-2 number, since 2×77234456131452² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77234456131451) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 119188975188 + ... + 119188975835.

Almost surely, 2^{77234456131452} is an apocalyptic number.

It is an amenable number.

77234456131452 is an abundant number, since it is smaller than the sum of its proper divisors (124671668385876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

77234456131452 is a wasteful number, since it uses less digits than its factorization.

77234456131452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238377951039 (or 238377951028 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 54.

The spelling of 77234456131452 in words is "seventy-seven trillion, two hundred thirty-four billion, four hundred fifty-six million, one hundred thirty-one thousand, four hundred fifty-two".