145360525021 has 8 divisors (see below), whose sum is σ = 151684928640. Its totient is φ = 139036486512.

The previous prime is 145360525003. The next prime is 145360525033. The reversal of 145360525021 is 120525063541.

145360525021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 145360525021 - 2¹⁷ = 145360393949 is a prime.

It is a super-2 number, since 2×145360525021² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145360595021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1000051 + ... + 1136143.

It is an arithmetic number, because the mean of its divisors is an integer number (18960616080).

Almost surely, 2^145360525021 is an apocalyptic number.

It is an amenable number.

145360525021 is a deficient number, since it is larger than the sum of its proper divisors (6324403619).

145360525021 is a wasteful number, since it uses less digits than its factorization.

145360525021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182555.

The product of its (nonzero) digits is 36000, while the sum is 34.

Adding to 145360525021 its reverse (120525063541), we get a palindrome (265885588562).

The spelling of 145360525021 in words is "one hundred forty-five billion, three hundred sixty million, five hundred twenty-five thousand, twenty-one".