951144990 has 64 divisors (see below), whose sum is σ = 2412288000. Its totient is φ = 239526144.

The previous prime is 951144989. The next prime is 951144991. The reversal of 951144990 is 99441159.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (951144989) and next prime (951144991).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (951144991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45786 + ... + 63234.

It is an arithmetic number, because the mean of its divisors is an integer number (37692000).

Almost surely, 2^951144990 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 951144990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1206144000).

951144990 is an abundant number, since it is smaller than the sum of its proper divisors (1461143010).

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

951144990 is a wasteful number, since it uses less digits than its factorization.

951144990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17561.

The product of its (nonzero) digits is 58320, while the sum is 42.

The square root of 951144990 is about 30840.6386120651. The cubic root of 951144990 is about 983.4423541547.

The spelling of 951144990 in words is "nine hundred fifty-one million, one hundred forty-four thousand, nine hundred ninety".