7777490434 has 32 divisors (see below), whose sum is σ = 14088683520. Its totient is φ = 3147919632.

The previous prime is 7777490417. The next prime is 7777490443. The reversal of 7777490434 is 4340947777.

It is a Smith number, since the sum of its digits (52) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127434 + ... + 178309.

It is an arithmetic number, because the mean of its divisors is an integer number (440271360).

Almost surely, 2^7777490434 is an apocalyptic number.

7777490434 is a deficient number, since it is larger than the sum of its proper divisors (6311193086).

7777490434 is a wasteful number, since it uses less digits than its factorization.

7777490434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305854.

The product of its (nonzero) digits is 4148928, while the sum is 52.

The square root of 7777490434 is about 88190.0812676800. The cubic root of 7777490434 is about 1981.2829180160.

The spelling of 7777490434 in words is "seven billion, seven hundred seventy-seven million, four hundred ninety thousand, four hundred thirty-four".