55150412 has 24 divisors (see below), whose sum is σ = 103172832. Its totient is φ = 25731200.

The previous prime is 55150409. The next prime is 55150507. The reversal of 55150412 is 21405155.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3539 + ... + 11082.

It is an arithmetic number, because the mean of its divisors is an integer number (4298868).

Almost surely, 2^55150412 is an apocalyptic number.

It is an amenable number.

55150412 is a deficient number, since it is larger than the sum of its proper divisors (48022420).

55150412 is a wasteful number, since it uses less digits than its factorization.

55150412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14689 (or 14687 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 23.

The square root of 55150412 is about 7426.3323383754. The cubic root of 55150412 is about 380.6416030696.

Adding to 55150412 its reverse (21405155), we get a palindrome (76555567).

The spelling of 55150412 in words is "fifty-five million, one hundred fifty thousand, four hundred twelve".