55394037000 has 384 divisors, whose sum is σ = 195141623040. Its totient is φ = 14697676800.

The previous prime is 55394036969. The next prime is 55394037037. The reversal of 55394037000 is 73049355.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 62450557 + ... + 62451443.

It is an arithmetic number, because the mean of its divisors is an integer number (508181310).

Almost surely, 2^55394037000 is an apocalyptic number.

55394037000 is a gapful number since it is divisible by the number (50) 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 55394037000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97570811520).

55394037000 is an abundant number, since it is smaller than the sum of its proper divisors (139747586040).

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

55394037000 is a wasteful number, since it uses less digits than its factorization.

55394037000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180 (or 1154 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The spelling of 55394037000 in words is "fifty-five billion, three hundred ninety-four million, thirty-seven thousand".