15474368952 has 480 divisors, whose sum is σ = 52968960000. Its totient is φ = 4203239040.

The previous prime is 15474368939. The next prime is 15474368957. The reversal of 15474368952 is 25986347451.

It is a happy number.

15474368952 is a `hidden beast` number, since 1 + 547 + 4 + 3 + 6 + 8 + 95 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15474368957) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 77760549 + ... + 77760747.

It is an arithmetic number, because the mean of its divisors is an integer number (110352000).

Almost surely, 2^15474368952 is an apocalyptic number.

15474368952 is a gapful number since it is divisible by the number (12) 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 15474368952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26484480000).

15474368952 is an abundant number, since it is smaller than the sum of its proper divisors (37494591048).

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

15474368952 is a wasteful number, since it uses less digits than its factorization.

15474368952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341 (or 321 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 54.

The spelling of 15474368952 in words is "fifteen billion, four hundred seventy-four million, three hundred sixty-eight thousand, nine hundred fifty-two".