145571734700 has 72 divisors (see below), whose sum is σ = 361096909152. Its totient is φ = 49899386880.

The previous prime is 145571734601. The next prime is 145571734709. The reversal of 145571734700 is 7437175541.

It is a super-2 number, since 2×145571734700² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145571734709) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3586922 + ... + 3627278.

Almost surely, 2^145571734700 is an apocalyptic number.

145571734700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

145571734700 is an abundant number, since it is smaller than the sum of its proper divisors (215525174452).

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

145571734700 is a wasteful number, since it uses less digits than its factorization.

145571734700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45531 (or 45524 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 44.

The spelling of 145571734700 in words is "one hundred forty-five billion, five hundred seventy-one million, seven hundred thirty-four thousand, seven hundred".