3651540522 has 32 divisors (see below), whose sum is σ = 8348324352. Its totient is φ = 1043054064.

The previous prime is 3651540493. The next prime is 3651540533. The reversal of 3651540522 is 2250451563.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 251793 + ... + 265899.

It is an arithmetic number, because the mean of its divisors is an integer number (260885136).

Almost surely, 2^3651540522 is an apocalyptic number.

3651540522 is an abundant number, since it is smaller than the sum of its proper divisors (4696783830).

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

3651540522 is a wasteful number, since it uses less digits than its factorization.

3651540522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20282.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 3651540522 is about 60427.9779737830. The cubic root of 3651540522 is about 1539.8983069409.

The spelling of 3651540522 in words is "three billion, six hundred fifty-one million, five hundred forty thousand, five hundred twenty-two".