145638562467 has 16 divisors (see below), whose sum is σ = 195087906432. Its totient is φ = 96641751360.

The previous prime is 145638562457. The next prime is 145638562477. The reversal of 145638562467 is 764265836541.

It is an interprime number because it is at equal distance from previous prime (145638562457) and next prime (145638562477).

It is not a de Polignac number, because 145638562467 - 2⁴ = 145638562451 is a prime.

It is a super-2 number, since 2×145638562467² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145638562417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493828 + ... + 731534.

It is an arithmetic number, because the mean of its divisors is an integer number (12192994152).

Almost surely, 2^145638562467 is an apocalyptic number.

145638562467 is a deficient number, since it is larger than the sum of its proper divisors (49449343965).

145638562467 is a wasteful number, since it uses less digits than its factorization.

145638562467 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238658.

The product of its digits is 29030400, while the sum is 57.

The spelling of 145638562467 in words is "one hundred forty-five billion, six hundred thirty-eight million, five hundred sixty-two thousand, four hundred sixty-seven".