11425515948 has 144 divisors (see below), whose sum is σ = 36774226944. Its totient is φ = 2904491520.

The previous prime is 11425515943. The next prime is 11425515979. The reversal of 11425515948 is 84951552411.

11425515948 is a `hidden beast` number, since 1 + 1 + 4 + 2 + 5 + 51 + 594 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (11425515943) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 86436 + ... + 174132.

It is an arithmetic number, because the mean of its divisors is an integer number (255376576).

Almost surely, 2^11425515948 is an apocalyptic number.

11425515948 is a gapful number since it is divisible by the number (18) 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 11425515948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18387113472).

11425515948 is an abundant number, since it is smaller than the sum of its proper divisors (25348710996).

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

11425515948 is a wasteful number, since it uses less digits than its factorization.

11425515948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87772 (or 87767 counting only the distinct ones).

The product of its digits is 288000, while the sum is 45.

The spelling of 11425515948 in words is "eleven billion, four hundred twenty-five million, five hundred fifteen thousand, nine hundred forty-eight".