1242232150455 has 128 divisors (see below), whose sum is σ = 2342614579200. Its totient is φ = 623621763072.

The previous prime is 1242232150447. The next prime is 1242232150493. The reversal of 1242232150455 is 5540512322421.

1242232150455 is a `hidden beast` number, since 1 + 2 + 4 + 22 + 32 + 150 + 455 = 666.

It is not a de Polignac number, because 1242232150455 - 2³ = 1242232150447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 25419174 + ... + 25467996.

It is an arithmetic number, because the mean of its divisors is an integer number (18301676400).

Almost surely, 2^{1242232150455} is an apocalyptic number.

1242232150455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1242232150455 is a deficient number, since it is larger than the sum of its proper divisors (1100382428745).

1242232150455 is a wasteful number, since it uses less digits than its factorization.

1242232150455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49030 (or 49024 counting only the distinct ones).

The product of its (nonzero) digits is 96000, while the sum is 36.

Adding to 1242232150455 its reverse (5540512322421), we get a palindrome (6782744472876).

The spelling of 1242232150455 in words is "one trillion, two hundred forty-two billion, two hundred thirty-two million, one hundred fifty thousand, four hundred fifty-five".