7474447672 has 8 divisors (see below), whose sum is σ = 14014589400. Its totient is φ = 3737223832.

The previous prime is 7474447637. The next prime is 7474447691. The reversal of 7474447672 is 2767444747.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 467152972 + ... + 467152987.

It is an arithmetic number, because the mean of its divisors is an integer number (1751823675).

Almost surely, 2^7474447672 is an apocalyptic number.

It is an amenable number.

7474447672 is a deficient number, since it is larger than the sum of its proper divisors (6540141728).

7474447672 is a wasteful number, since it uses less digits than its factorization.

7474447672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934305965 (or 934305961 counting only the distinct ones).

The product of its digits is 7375872, while the sum is 52.

The square root of 7474447672 is about 86454.8880746485. Note that the first 3 decimals coincide. The cubic root of 7474447672 is about 1955.2083138721.

The spelling of 7474447672 in words is "seven billion, four hundred seventy-four million, four hundred forty-seven thousand, six hundred seventy-two".