15400350450 has 96 divisors (see below), whose sum is σ = 43237411200. Its totient is φ = 4029255360.

The previous prime is 15400350401. The next prime is 15400350487. The reversal of 15400350450 is 5405300451.

15400350450 is a `hidden beast` number, since 154 + 0 + 0 + 3 + 504 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36070 + ... + 179169.

It is an arithmetic number, because the mean of its divisors is an integer number (450389700).

Almost surely, 2^15400350450 is an apocalyptic number.

15400350450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15400350450 is an abundant number, since it is smaller than the sum of its proper divisors (27837060750).

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

15400350450 is a wasteful number, since it uses less digits than its factorization.

15400350450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215313 (or 215302 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The spelling of 15400350450 in words is "fifteen billion, four hundred million, three hundred fifty thousand, four hundred fifty".