149666410 has 8 divisors (see below), whose sum is σ = 269399556. Its totient is φ = 59866560.

The previous prime is 149666399. The next prime is 149666411. The reversal of 149666410 is 14666941.

It can be written as a sum of positive squares in 2 ways, for example, as 138086001 + 11580409 = 11751^2 + 3403^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 149666410.

It is not an unprimeable number, because it can be changed into a prime (149666411) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7483311 + ... + 7483330.

Almost surely, 2^149666410 is an apocalyptic number.

149666410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149666410 is a deficient number, since it is larger than the sum of its proper divisors (119733146).

149666410 is a wasteful number, since it uses less digits than its factorization.

149666410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14966648.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 149666410 is about 12233.8223789623. The cubic root of 149666410 is about 530.9351119398.

The spelling of 149666410 in words is "one hundred forty-nine million, six hundred sixty-six thousand, four hundred ten".