649074623001 has 32 divisors (see below), whose sum is σ = 992470069248. Its totient is φ = 369624746880.

The previous prime is 649074622993. The next prime is 649074623003. The reversal of 649074623001 is 100326470946.

It is not a de Polignac number, because 649074623001 - 2³ = 649074622993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (649074623003) 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, 11014746 + ... + 11073516.

It is an arithmetic number, because the mean of its divisors is an integer number (31014689664).

Almost surely, 2^649074623001 is an apocalyptic number.

It is an amenable number.

649074623001 is a deficient number, since it is larger than the sum of its proper divisors (343395446247).

649074623001 is a wasteful number, since it uses less digits than its factorization.

649074623001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60581.

The product of its (nonzero) digits is 217728, while the sum is 42.

The spelling of 649074623001 in words is "six hundred forty-nine billion, seventy-four million, six hundred twenty-three thousand, one".