1455512240115 has 64 divisors (see below), whose sum is σ = 2663922585600. Its totient is φ = 763115683680.

The previous prime is 1455512240111. The next prime is 1455512240177. The reversal of 1455512240115 is 5110422155541.

1455512240115 is a `hidden beast` number, since 1 + 4 + 5 + 5 + 512 + 24 + 0 + 115 = 666.

It is not a de Polignac number, because 1455512240115 - 2² = 1455512240111 is a prime.

It is a super-2 number, since 2×1455512240115² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1455512240115.

It is not an unprimeable number, because it can be changed into a prime (1455512240111) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 482851 + ... + 1773180.

It is an arithmetic number, because the mean of its divisors is an integer number (41623790400).

Almost surely, 2^{1455512240115} is an apocalyptic number.

1455512240115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1455512240115 is a deficient number, since it is larger than the sum of its proper divisors (1208410345485).

1455512240115 is an frugal number, since it uses more digits than its factorization.

1455512240115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256116 (or 2256098 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 36.

Adding to 1455512240115 its reverse (5110422155541), we get a palindrome (6565934395656).

The spelling of 1455512240115 in words is "one trillion, four hundred fifty-five billion, five hundred twelve million, two hundred forty thousand, one hundred fifteen".