1011736494 has 40 divisors (see below), whose sum is σ = 2278855920. Its totient is φ = 335487744.

The previous prime is 1011736463. The next prime is 1011736519. The reversal of 1011736494 is 4946371101.

1011736494 is a `hidden beast` number, since 1 + 0 + 1 + 1 + 7 + 3 + 649 + 4 = 666.

It is a super-2 number, since 2×1011736494² = 2047221466582824072, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 15087 + ... + 47445.

It is an arithmetic number, because the mean of its divisors is an integer number (56971398).

Almost surely, 2^1011736494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1011736494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1139427960).

1011736494 is an abundant number, since it is smaller than the sum of its proper divisors (1267119426).

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

1011736494 is a wasteful number, since it uses less digits than its factorization.

1011736494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32566 (or 32557 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 1011736494 is about 31807.8055514680. The cubic root of 1011736494 is about 1003.8969586531.

It can be divided in two parts, 1011 and 736494, that added together give a triangular number (737505 = T₁₂₁₄).

The spelling of 1011736494 in words is "one billion, eleven million, seven hundred thirty-six thousand, four hundred ninety-four".