3655151242015 has 32 divisors (see below), whose sum is σ = 5402003725440. Its totient is φ = 2312036020224.

The previous prime is 3655151242009. The next prime is 3655151242049. The reversal of 3655151242015 is 5102421515563.

It is a de Polignac number, because none of the positive numbers 2^k-3655151242015 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2020054 + ... + 3375043.

It is an arithmetic number, because the mean of its divisors is an integer number (168812616420).

Almost surely, 2^{3655151242015} is an apocalyptic number.

3655151242015 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

3655151242015 is a deficient number, since it is larger than the sum of its proper divisors (1746852483425).

3655151242015 is a wasteful number, since it uses less digits than its factorization.

3655151242015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5396611.

The product of its (nonzero) digits is 180000, while the sum is 40.

Adding to 3655151242015 its reverse (5102421515563), we get a palindrome (8757572757578).

The spelling of 3655151242015 in words is "three trillion, six hundred fifty-five billion, one hundred fifty-one million, two hundred forty-two thousand, fifteen".