649154141054 has 16 divisors (see below), whose sum is σ = 986307947520. Its totient is φ = 320386917240.

The previous prime is 649154141003. The next prime is 649154141063. The reversal of 649154141054 is 450141451946.

It is a junction number, because it is equal to n+sod(n) for n = 649154140996 and 649154141014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101999 + ... + 1143989.

It is an arithmetic number, because the mean of its divisors is an integer number (61644246720).

Almost surely, 2^649154141054 is an apocalyptic number.

649154141054 is a deficient number, since it is larger than the sum of its proper divisors (337153806466).

649154141054 is a wasteful number, since it uses less digits than its factorization.

649154141054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046015.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 649154141054 in words is "six hundred forty-nine billion, one hundred fifty-four million, one hundred forty-one thousand, fifty-four".