7364640490 has 8 divisors (see below), whose sum is σ = 13256352900. Its totient is φ = 2945856192.

The previous prime is 7364640473. The next prime is 7364640511. The reversal of 7364640490 is 940464637.

It can be written as a sum of positive squares in 2 ways, for example, as 7318631401 + 46009089 = 85549^2 + 6783^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368232015 + ... + 368232034.

Almost surely, 2^7364640490 is an apocalyptic number.

7364640490 is a deficient number, since it is larger than the sum of its proper divisors (5891712410).

7364640490 is a wasteful number, since it uses less digits than its factorization.

7364640490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736464056.

The product of its (nonzero) digits is 435456, while the sum is 43.

The square root of 7364640490 is about 85817.4835916318. The cubic root of 7364640490 is about 1945.5863789331.

The spelling of 7364640490 in words is "seven billion, three hundred sixty-four million, six hundred forty thousand, four hundred ninety".