1630480750 has 16 divisors (see below), whose sum is σ = 3052260432. Its totient is φ = 652192200.

The previous prime is 1630480721. The next prime is 1630480757. The reversal of 1630480750 is 570840361.

It is a super-2 number, since 2×1630480750² = 5316934952241125000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1630480757) 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, 3260712 + ... + 3261211.

It is an arithmetic number, because the mean of its divisors is an integer number (190766277).

Almost surely, 2^1630480750 is an apocalyptic number.

1630480750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1630480750 is a deficient number, since it is larger than the sum of its proper divisors (1421779682).

1630480750 is an equidigital number, since it uses as much as digits as its factorization.

1630480750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6521940 (or 6521930 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 1630480750 is about 40379.2118546165. The cubic root of 1630480750 is about 1176.9876121985.

The spelling of 1630480750 in words is "one billion, six hundred thirty million, four hundred eighty thousand, seven hundred fifty".