649098425416 has 32 divisors (see below), whose sum is σ = 1396894861440. Its totient is φ = 276991106688.

The previous prime is 649098425411. The next prime is 649098425429. The reversal of 649098425416 is 614524890946.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (649098425411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24860436 + ... + 24886531.

It is an arithmetic number, because the mean of its divisors is an integer number (43652964420).

Almost surely, 2^649098425416 is an apocalyptic number.

It is an amenable number.

649098425416 is an abundant number, since it is smaller than the sum of its proper divisors (747796436024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

649098425416 is a wasteful number, since it uses less digits than its factorization.

649098425416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49747213 (or 49747209 counting only the distinct ones).

The product of its (nonzero) digits is 14929920, while the sum is 58.

The spelling of 649098425416 in words is "six hundred forty-nine billion, ninety-eight million, four hundred twenty-five thousand, four hundred sixteen".