149037690916 has 45 divisors (see below), whose sum is σ = 271068299691. Its totient is φ = 71699493096.

The previous prime is 149037690913. The next prime is 149037691037. The reversal of 149037690916 is 619096730941.

It is a happy number.

The square root of 149037690916 is 386054.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (149037690913) by changing a digit.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 2224443115 + ... + 2224443181.

Almost surely, 2^149037690916 is an apocalyptic number.

149037690916 is the 386054-th square number.

It is an amenable number.

149037690916 is a deficient number, since it is larger than the sum of its proper divisors (122030608775).

149037690916 is an frugal number, since it uses more digits than its factorization.

149037690916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 112 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 55.

The spelling of 149037690916 in words is "one hundred forty-nine billion, thirty-seven million, six hundred ninety thousand, nine hundred sixteen".