39648075051 has 32 divisors (see below), whose sum is σ = 58312058112. Its totient is φ = 23807871360.

The previous prime is 39648075007. The next prime is 39648075091. The reversal of 39648075051 is 15057084693.

It is not a de Polignac number, because 39648075051 - 2⁷ = 39648074923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39648075091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1768156 + ... + 1790438.

It is an arithmetic number, because the mean of its divisors is an integer number (1822251816).

Almost surely, 2^39648075051 is an apocalyptic number.

39648075051 is a deficient number, since it is larger than the sum of its proper divisors (18663983061).

39648075051 is a wasteful number, since it uses less digits than its factorization.

39648075051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23403.

The product of its (nonzero) digits is 907200, while the sum is 48.

The spelling of 39648075051 in words is "thirty-nine billion, six hundred forty-eight million, seventy-five thousand, fifty-one".