77414773147642 has 8 divisors (see below), whose sum is σ = 132711039681696. Its totient is φ = 33177759920412.

The previous prime is 77414773147631. The next prime is 77414773147651. The reversal of 77414773147642 is 24674137741477.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2764813326688 + ... + 2764813326715.

It is an arithmetic number, because the mean of its divisors is an integer number (16588879960212).

Almost surely, 2^{77414773147642} is an apocalyptic number.

77414773147642 is a deficient number, since it is larger than the sum of its proper divisors (55296266534054).

77414773147642 is a wasteful number, since it uses less digits than its factorization.

77414773147642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5529626653412.

The product of its digits is 154893312, while the sum is 64.

The spelling of 77414773147642 in words is "seventy-seven trillion, four hundred fourteen billion, seven hundred seventy-three million, one hundred forty-seven thousand, six hundred forty-two".