155552411400 has 96 divisors (see below), whose sum is σ = 482277063840. Its totient is φ = 41475087360.

The previous prime is 155552411363. The next prime is 155552411407. The reversal of 155552411400 is 4114255551.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (155552411407) 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, 6508272 + ... + 6532128.

It is an arithmetic number, because the mean of its divisors is an integer number (5023719415).

Almost surely, 2^155552411400 is an apocalyptic number.

155552411400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

155552411400 is an abundant number, since it is smaller than the sum of its proper divisors (326724652440).

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

155552411400 is a wasteful number, since it uses less digits than its factorization.

155552411400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34743 (or 34734 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 33.

Adding to 155552411400 its reverse (4114255551), we get a palindrome (159666666951).

The spelling of 155552411400 in words is "one hundred fifty-five billion, five hundred fifty-two million, four hundred eleven thousand, four hundred".