77023440414 has 48 divisors (see below), whose sum is σ = 170184478464. Its totient is φ = 25171458000.

The previous prime is 77023440409. The next prime is 77023440437. The reversal of 77023440414 is 41404432077.

It is a happy number.

77023440414 is a `hidden beast` number, since 7 + 7 + 0 + 234 + 4 + 0 + 414 = 666.

It is a super-2 number, since 2×77023440414² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1062 + ... + 392489.

It is an arithmetic number, because the mean of its divisors is an integer number (3545509968).

Almost surely, 2^77023440414 is an apocalyptic number.

77023440414 is an abundant number, since it is smaller than the sum of its proper divisors (93161038050).

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

77023440414 is a wasteful number, since it uses less digits than its factorization.

77023440414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 393773 (or 393770 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

The spelling of 77023440414 in words is "seventy-seven billion, twenty-three million, four hundred forty thousand, four hundred fourteen".