7263947955 has 16 divisors (see below), whose sum is σ = 12678891264. Its totient is φ = 3521914080.

The previous prime is 7263947947. The next prime is 7263947963. The reversal of 7263947955 is 5597493627.

It is an interprime number because it is at equal distance from previous prime (7263947947) and next prime (7263947963).

It is not a de Polignac number, because 7263947955 - 2³ = 7263947947 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7263947895 and 7263947904.

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, 22011799 + ... + 22012128.

It is an arithmetic number, because the mean of its divisors is an integer number (792430704).

Almost surely, 2^7263947955 is an apocalyptic number.

7263947955 is a deficient number, since it is larger than the sum of its proper divisors (5414943309).

7263947955 is a wasteful number, since it uses less digits than its factorization.

7263947955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44023946.

The product of its digits is 14288400, while the sum is 57.

The square root of 7263947955 is about 85228.7976859934. The cubic root of 7263947955 is about 1936.6786933401.

The spelling of 7263947955 in words is "seven billion, two hundred sixty-three million, nine hundred forty-seven thousand, nine hundred fifty-five".