7936921475 has 24 divisors (see below), whose sum is σ = 11610590208. Its totient is φ = 5266893600.

The previous prime is 7936921441. The next prime is 7936921483. The reversal of 7936921475 is 5741296397.

It is not a de Polignac number, because 7936921475 - 2¹⁰ = 7936920451 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 726089 + ... + 736938.

It is an arithmetic number, because the mean of its divisors is an integer number (483774592).

Almost surely, 2^7936921475 is an apocalyptic number.

7936921475 is a deficient number, since it is larger than the sum of its proper divisors (3673668733).

7936921475 is a wasteful number, since it uses less digits than its factorization.

7936921475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463075 (or 1463070 counting only the distinct ones).

The product of its digits is 2857680, while the sum is 53.

The square root of 7936921475 is about 89089.4015862718. The cubic root of 7936921475 is about 1994.7295797852.

The spelling of 7936921475 in words is "seven billion, nine hundred thirty-six million, nine hundred twenty-one thousand, four hundred seventy-five".