3055661400 has 144 divisors (see below), whose sum is σ = 10412224200. Its totient is φ = 740748800.

The previous prime is 3055661393. The next prime is 3055661423. The reversal of 3055661400 is 41665503.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 51556 + ... + 93644.

Almost surely, 2^3055661400 is an apocalyptic number.

3055661400 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3055661400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5206112100).

3055661400 is an abundant number, since it is smaller than the sum of its proper divisors (7356562800).

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

3055661400 is a wasteful number, since it uses less digits than its factorization.

3055661400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42130 (or 42110 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 3055661400 is about 55278.0372299885. The cubic root of 3055661400 is about 1451.1147036798.

The spelling of 3055661400 in words is "three billion, fifty-five million, six hundred sixty-one thousand, four hundred".