4311961620 has 48 divisors (see below), whose sum is σ = 12080069568. Its totient is φ = 1149230080.

The previous prime is 4311961613. The next prime is 4311961627. The reversal of 4311961620 is 261691134.

It is an interprime number because it is at equal distance from previous prime (4311961613) and next prime (4311961627).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4311961627) 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, 97252 + ... + 134468.

It is an arithmetic number, because the mean of its divisors is an integer number (251668116).

Almost surely, 2^4311961620 is an apocalyptic number.

It is an amenable number.

4311961620 is an abundant number, since it is smaller than the sum of its proper divisors (7768107948).

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

4311961620 is a wasteful number, since it uses less digits than its factorization.

4311961620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39160 (or 39158 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 4311961620 is about 65665.5283996101. The cubic root of 4311961620 is about 1627.6397797836.

The spelling of 4311961620 in words is "four billion, three hundred eleven million, nine hundred sixty-one thousand, six hundred twenty".