1040651634600 has 288 divisors, whose sum is σ = 3512206900800. Its totient is φ = 276132326400.

The previous prime is 1040651634557. The next prime is 1040651634619. The reversal of 1040651634600 is 64361560401.

It is a happy number.

1040651634600 is a `hidden beast` number, since 1 + 0 + 4 + 0 + 6 + 5 + 16 + 34 + 600 = 666.

It is a super-3 number, since 3×1040651634600³ (a number of 37 digits) contains 333 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 659056611 + ... + 659058189.

It is an arithmetic number, because the mean of its divisors is an integer number (12195162850).

Almost surely, 2^{1040651634600} is an apocalyptic number.

1040651634600 is a gapful number since it is divisible by the number (10) 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 1040651634600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1756103450400).

1040651634600 is an abundant number, since it is smaller than the sum of its proper divisors (2471555266200).

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

1040651634600 is a wasteful number, since it uses less digits than its factorization.

1040651634600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3185 (or 3173 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 1040651634600 in words is "one trillion, forty billion, six hundred fifty-one million, six hundred thirty-four thousand, six hundred".