22415150001551 has 4 divisors (see below), whose sum is σ = 22698886077600. Its totient is φ = 22131413925504.

The previous prime is 22415150001539. The next prime is 22415150001557. The reversal of 22415150001551 is 15510005151422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22415150001551 - 2²² = 22415145807247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22415150001557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141868037906 + ... + 141868038063.

It is an arithmetic number, because the mean of its divisors is an integer number (5674721519400).

Almost surely, 2^{22415150001551} is an apocalyptic number.

22415150001551 is a deficient number, since it is larger than the sum of its proper divisors (283736076049).

22415150001551 is an equidigital number, since it uses as much as digits as its factorization.

22415150001551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283736076048.

The product of its (nonzero) digits is 10000, while the sum is 32.

Adding to 22415150001551 its reverse (15510005151422), we get a palindrome (37925155152973).

The spelling of 22415150001551 in words is "twenty-two trillion, four hundred fifteen billion, one hundred fifty million, one thousand, five hundred fifty-one".