1649408742410 has 96 divisors (see below), whose sum is σ = 3589180713216. Its totient is φ = 541867708800.

The previous prime is 1649408742389. The next prime is 1649408742431. The reversal of 1649408742410 is 142478049461.

It is an interprime number because it is at equal distance from previous prime (1649408742389) and next prime (1649408742431).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 376196 + ... + 1854815.

It is an arithmetic number, because the mean of its divisors is an integer number (37387299096).

Almost surely, 2^{1649408742410} is an apocalyptic number.

1649408742410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1649408742410 is an abundant number, since it is smaller than the sum of its proper divisors (1939771970806).

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

1649408742410 is a wasteful number, since it uses less digits than its factorization.

1649408742410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2231100 (or 2231089 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 50.

The spelling of 1649408742410 in words is "one trillion, six hundred forty-nine billion, four hundred eight million, seven hundred forty-two thousand, four hundred ten".