145402532444045 has 8 divisors (see below), whose sum is σ = 180499695447960. Its totient is φ = 112310921611840.

The previous prime is 145402532444021. The next prime is 145402532444053. The reversal of 145402532444045 is 540444235204541.

145402532444045 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2912521105321 + 142490011338724 = 1706611^2 + 11936918^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 145402532444045 - 2²⁴ = 145402515666829 is a prime.

It is a super-2 number, since 2×145402532444045² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501388042766 + ... + 501388043055.

It is an arithmetic number, because the mean of its divisors is an integer number (22562461930995).

Almost surely, 2^{145402532444045} is an apocalyptic number.

It is an amenable number.

145402532444045 is a deficient number, since it is larger than the sum of its proper divisors (35097163003915).

145402532444045 is a wasteful number, since it uses less digits than its factorization.

145402532444045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1002776085855.

The product of its (nonzero) digits is 6144000, while the sum is 47.

Adding to 145402532444045 its reverse (540444235204541), we get a palindrome (685846767648586).

The spelling of 145402532444045 in words is "one hundred forty-five trillion, four hundred two billion, five hundred thirty-two million, four hundred forty-four thousand, forty-five".