4261920676 has 24 divisors (see below), whose sum is σ = 8034183864. Its totient is φ = 1966525440.

The previous prime is 4261920617. The next prime is 4261920679. The reversal of 4261920676 is 6760291624.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 208051776 + 4053868900 = 14424^2 + 63670^2 .

It is not an unprimeable number, because it can be changed into a prime (4261920679) 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, 250356 + ... + 266836.

It is an arithmetic number, because the mean of its divisors is an integer number (334757661).

Almost surely, 2^4261920676 is an apocalyptic number.

It is an amenable number.

4261920676 is a deficient number, since it is larger than the sum of its proper divisors (3772263188).

4261920676 is a wasteful number, since it uses less digits than its factorization.

4261920676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21471 (or 21469 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 4261920676 is about 65283.3874427484. The cubic root of 4261920676 is about 1621.3189324966.

The spelling of 4261920676 in words is "four billion, two hundred sixty-one million, nine hundred twenty thousand, six hundred seventy-six".