3545485140 has 48 divisors (see below), whose sum is σ = 9942222528. Its totient is φ = 944047104.

The previous prime is 3545485123. The next prime is 3545485147. The reversal of 3545485140 is 415845453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3545485147) 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, 3522 + ... + 84281.

It is an arithmetic number, because the mean of its divisors is an integer number (207129636).

Almost surely, 2^3545485140 is an apocalyptic number.

3545485140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3545485140 is an abundant number, since it is smaller than the sum of its proper divisors (6396737388).

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

3545485140 is a wasteful number, since it uses less digits than its factorization.

3545485140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88488 (or 88486 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 39.

The square root of 3545485140 is about 59543.9765215593. The cubic root of 3545485140 is about 1524.8433256583.

The spelling of 3545485140 in words is "three billion, five hundred forty-five million, four hundred eighty-five thousand, one hundred forty".