1650197004 has 48 divisors (see below), whose sum is σ = 4102051968. Its totient is φ = 514522368.

The previous prime is 1650196997. The next prime is 1650197009. The reversal of 1650197004 is 4007910561.

It is not an unprimeable number, because it can be changed into a prime (1650197009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8439 + ... + 58065.

It is an arithmetic number, because the mean of its divisors is an integer number (85459416).

Almost surely, 2^1650197004 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1650197004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2051025984).

1650197004 is an abundant number, since it is smaller than the sum of its proper divisors (2451854964).

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

1650197004 is a wasteful number, since it uses less digits than its factorization.

1650197004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49814 (or 49812 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 1650197004 is about 40622.6169024104. The cubic root of 1650197004 is about 1181.7127774605.

The spelling of 1650197004 in words is "one billion, six hundred fifty million, one hundred ninety-seven thousand, four".