1650151664 has 40 divisors (see below), whose sum is σ = 3671276928. Its totient is φ = 703846080.

The previous prime is 1650151663. The next prime is 1650151667. The reversal of 1650151664 is 4661510561.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1650151663) 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, 11282 + ... + 58545.

Almost surely, 2^1650151664 is an apocalyptic number.

1650151664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1650151664 is an abundant number, since it is smaller than the sum of its proper divisors (2021125264).

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

1650151664 is a wasteful number, since it uses less digits than its factorization.

1650151664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70053 (or 70047 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 1650151664 is about 40622.0588350714. The cubic root of 1650151664 is about 1181.7019546420.

The spelling of 1650151664 in words is "one billion, six hundred fifty million, one hundred fifty-one thousand, six hundred sixty-four".