10154532730 has 32 divisors (see below), whose sum is σ = 19003481280. Its totient is φ = 3903588480.

The previous prime is 10154532643. The next prime is 10154532737. The reversal of 10154532730 is 3723545101.

It is a happy number.

It is a super-2 number, since 2×10154532730² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10154532692 and 10154532701.

It is not an unprimeable number, because it can be changed into a prime (10154532737) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 157360 + ... + 212299.

It is an arithmetic number, because the mean of its divisors is an integer number (593858790).

Almost surely, 2^10154532730 is an apocalyptic number.

10154532730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10154532730 is a deficient number, since it is larger than the sum of its proper divisors (8848948550).

10154532730 is a wasteful number, since it uses less digits than its factorization.

10154532730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369774.

The product of its (nonzero) digits is 12600, while the sum is 31.

The spelling of 10154532730 in words is "ten billion, one hundred fifty-four million, five hundred thirty-two thousand, seven hundred thirty".