1011240402984 has 96 divisors (see below), whose sum is σ = 3133357568640. Its totient is φ = 288618652800.

The previous prime is 1011240402983. The next prime is 1011240403021. The reversal of 1011240402984 is 4892040421101.

1011240402984 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 240 + 402 + 9 + 8 + 4 = 666.

It is a super-2 number, since 2×1011240402984² (a number of 25 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (1011240402983) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 591852 + ... + 1540379.

It is an arithmetic number, because the mean of its divisors is an integer number (32639141340).

Almost surely, 2^{1011240402984} is an apocalyptic number.

1011240402984 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1011240402984 is an abundant number, since it is smaller than the sum of its proper divisors (2122117165656).

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

1011240402984 is a wasteful number, since it uses less digits than its factorization.

1011240402984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2133191 (or 2133184 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The spelling of 1011240402984 in words is "one trillion, eleven billion, two hundred forty million, four hundred two thousand, nine hundred eighty-four".