2492155512 has 192 divisors, whose sum is σ = 8727264000. Its totient is φ = 647274240.

The previous prime is 2492155499. The next prime is 2492155543. The reversal of 2492155512 is 2155512942.

2492155512 is a `hidden beast` number, since 2 + 4 + 92 + 1 + 55 + 512 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

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, 141364 + ... + 158012.

It is an arithmetic number, because the mean of its divisors is an integer number (45454500).

Almost surely, 2^2492155512 is an apocalyptic number.

2492155512 is a gapful number since it is divisible by the number (22) 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 2492155512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4363632000).

2492155512 is an abundant number, since it is smaller than the sum of its proper divisors (6235108488).

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

2492155512 is a wasteful number, since it uses less digits than its factorization.

2492155512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16688 (or 16672 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 2492155512 is about 49921.4934872746. The cubic root of 2492155512 is about 1355.7877731924.

The spelling of 2492155512 in words is "two billion, four hundred ninety-two million, one hundred fifty-five thousand, five hundred twelve".