3145553400 has 96 divisors (see below), whose sum is σ = 10637712000. Its totient is φ = 762556800.

The previous prime is 3145553381. The next prime is 3145553407. The reversal of 3145553400 is 43555413.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3145553407) 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, 231700 + ... + 244899.

It is an arithmetic number, because the mean of its divisors is an integer number (110809500).

Almost surely, 2^3145553400 is an apocalyptic number.

3145553400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3145553400 is an abundant number, since it is smaller than the sum of its proper divisors (7492158600).

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

3145553400 is a wasteful number, since it uses less digits than its factorization.

3145553400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 476629 (or 476620 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 3145553400 is about 56085.2333506780. The cubic root of 3145553400 is about 1465.2071212554.

The spelling of 3145553400 in words is "three billion, one hundred forty-five million, five hundred fifty-three thousand, four hundred".