387671434435 has 16 divisors (see below), whose sum is σ = 471612715200. Its totient is φ = 305866437120.

The previous prime is 387671434373. The next prime is 387671434439. The reversal of 387671434435 is 534434176783.

It is not a de Polignac number, because 387671434435 - 2²³ = 387663045827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (387671434439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6496866 + ... + 6556264.

It is an arithmetic number, because the mean of its divisors is an integer number (29475794700).

Almost surely, 2^387671434435 is an apocalyptic number.

387671434435 is a deficient number, since it is larger than the sum of its proper divisors (83941280765).

387671434435 is a wasteful number, since it uses less digits than its factorization.

387671434435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77358.

The product of its digits is 20321280, while the sum is 55.

The spelling of 387671434435 in words is "three hundred eighty-seven billion, six hundred seventy-one million, four hundred thirty-four thousand, four hundred thirty-five".