145622255525115 has 32 divisors (see below), whose sum is σ = 233467718880000. Its totient is φ = 77507839854720.

The previous prime is 145622255525111. The next prime is 145622255525119. The reversal of 145622255525115 is 511525552226541.

It is an interprime number because it is at equal distance from previous prime (145622255525111) and next prime (145622255525119).

It is not a de Polignac number, because 145622255525115 - 2² = 145622255525111 is a prime.

It is a super-2 number, since 2×145622255525115² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145622255525111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 382001076 + ... + 382382094.

It is an arithmetic number, because the mean of its divisors is an integer number (7295866215000).

Almost surely, 2^{145622255525115} is an apocalyptic number.

145622255525115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

145622255525115 is a deficient number, since it is larger than the sum of its proper divisors (87845463354885).

145622255525115 is a wasteful number, since it uses less digits than its factorization.

145622255525115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432587.

The product of its digits is 6000000, while the sum is 51.

The spelling of 145622255525115 in words is "one hundred forty-five trillion, six hundred twenty-two billion, two hundred fifty-five million, five hundred twenty-five thousand, one hundred fifteen".