77400667414 has 16 divisors (see below), whose sum is σ = 134667260928. Its totient is φ = 32676613992.

The previous prime is 77400667411. The next prime is 77400667451. The reversal of 77400667414 is 41476600477.

It is a super-2 number, since 2×77400667414² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77400667411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41257414 + ... + 41259289.

It is an arithmetic number, because the mean of its divisors is an integer number (8416703808).

Almost surely, 2^77400667414 is an apocalyptic number.

77400667414 is a deficient number, since it is larger than the sum of its proper divisors (57266593514).

77400667414 is a wasteful number, since it uses less digits than its factorization.

77400667414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82516779.

The product of its (nonzero) digits is 790272, while the sum is 46.

The spelling of 77400667414 in words is "seventy-seven billion, four hundred million, six hundred sixty-seven thousand, four hundred fourteen".