145545225702 has 16 divisors (see below), whose sum is σ = 296582724720. Its totient is φ = 47599696352.

The previous prime is 145545225653. The next prime is 145545225731. The reversal of 145545225702 is 207522545541.

It is a super-2 number, since 2×145545225702² (a number of 23 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, 228844377 + ... + 228845012.

It is an arithmetic number, because the mean of its divisors is an integer number (18536420295).

Almost surely, 2^145545225702 is an apocalyptic number.

145545225702 is an abundant number, since it is smaller than the sum of its proper divisors (151037499018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145545225702 is a wasteful number, since it uses less digits than its factorization.

145545225702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 457689447.

The product of its (nonzero) digits is 560000, while the sum is 42.

The spelling of 145545225702 in words is "one hundred forty-five billion, five hundred forty-five million, two hundred twenty-five thousand, seven hundred two".