1949155496 has 16 divisors (see below), whose sum is σ = 3657004800. Its totient is φ = 973954224.

The previous prime is 1949155463. The next prime is 1949155499. The reversal of 1949155496 is 6945519491.

It is not an unprimeable number, because it can be changed into a prime (1949155499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64520 + ... + 89783.

It is an arithmetic number, because the mean of its divisors is an integer number (228562800).

Almost surely, 2^1949155496 is an apocalyptic number.

It is an amenable number.

1949155496 is a deficient number, since it is larger than the sum of its proper divisors (1707849304).

1949155496 is a wasteful number, since it uses less digits than its factorization.

1949155496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155888 (or 155884 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 53.

The square root of 1949155496 is about 44149.2411712818. The cubic root of 1949155496 is about 1249.1525981379.

The spelling of 1949155496 in words is "one billion, nine hundred forty-nine million, one hundred fifty-five thousand, four hundred ninety-six".