1649525497610 has 64 divisors (see below), whose sum is σ = 3081151180800. Its totient is φ = 635344819200.

The previous prime is 1649525497573. The next prime is 1649525497639. The reversal of 1649525497610 is 167945259461.

It is a self number, because there is not a number n which added to its sum of digits gives 1649525497610.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 114297095 + ... + 114311525.

It is an arithmetic number, because the mean of its divisors is an integer number (48142987200).

Almost surely, 2^{1649525497610} is an apocalyptic number.

1649525497610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1649525497610 is a deficient number, since it is larger than the sum of its proper divisors (1431625683190).

1649525497610 is a wasteful number, since it uses less digits than its factorization.

1649525497610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18087.

The product of its (nonzero) digits is 16329600, while the sum is 59.

The spelling of 1649525497610 in words is "one trillion, six hundred forty-nine billion, five hundred twenty-five million, four hundred ninety-seven thousand, six hundred ten".