1061694480 has 320 divisors, whose sum is σ = 4164876288. Its totient is φ = 217313280.

The previous prime is 1061694457. The next prime is 1061694481. The reversal of 1061694480 is 844961601.

It is a super-2 number, since 2×1061694480² = 2254390337724940800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1061694481) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1348647 + ... + 1349433.

Almost surely, 2^1061694480 is an apocalyptic number.

1061694480 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 1061694480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2082438144).

1061694480 is an abundant number, since it is smaller than the sum of its proper divisors (3103181808).

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

1061694480 is a wasteful number, since it uses less digits than its factorization.

1061694480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 894 (or 888 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 1061694480 is about 32583.6535704638. The cubic root of 1061694480 is about 1020.1558393187.

The spelling of 1061694480 in words is "one billion, sixty-one million, six hundred ninety-four thousand, four hundred eighty".