77740094954 has 8 divisors (see below), whose sum is σ = 123469562628. Its totient is φ = 36583574080.

The previous prime is 77740094953. The next prime is 77740094977. The reversal of 77740094954 is 45949004777.

It can be written as a sum of positive squares in 2 ways, for example, as 74377834729 + 3362260225 = 272723^2 + 57985^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 77740094954.

It is not an unprimeable number, because it can be changed into a prime (77740094953) 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, 1143236657 + ... + 1143236724.

Almost surely, 2^77740094954 is an apocalyptic number.

77740094954 is a deficient number, since it is larger than the sum of its proper divisors (45729467674).

77740094954 is a wasteful number, since it uses less digits than its factorization.

77740094954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2286473400.

The product of its (nonzero) digits is 8890560, while the sum is 56.

The spelling of 77740094954 in words is "seventy-seven billion, seven hundred forty million, ninety-four thousand, nine hundred fifty-four".